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- Adventure Engineering Challenge: Asteroid Impact
- Aging Heart Valves
- Air Pollution
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- All Caught Up: Bycatching and Design
- Android Acceleration Application
- Biodomes
- Biomedical Engineering and the Human Body
- Bone Mineral Density and Logarithms
- Bridges
- Building towards the Future
- Cells
- Cellular Respiration and Population Growth
- Conduction, Convection and Radiation
- Creative Engineering Design
- Dams
- Digital Mapping and Geographic Information Systems (GIS)
- Electromagnet Design Challenge: Clean Up This Mess
- Elementary School Engineering Design Field Day
- Energy
- Energy of Motion
- Energy Systems and Solutions
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- Engineering and the Human Body
- Engineering Empathy: Teaching Design with Assistive Devices
- Engineering for the Earth
- Engineering Nature: DNA Visualization and Manipulation
- Environment
- Environmental Challenges in China: Rural Villages to Big Cities
- Environmental Engineering
- Environmental Engineering and Water Chemistry
- Evolutionary Engineering: Simple Machines—Pyramids to Skyscrapers
- Exploring Energy
- Exploring Solar Power
- Feel Better Faster: All about Flow Rate
- Floaters and Sinkers
- Floppy Heart Valves
- Forces All Around
- How Do Sensors Work?
- Humans Are Like Robots
- Hybrid Vehicle Design Challenge
- Intro to Engineering through Sports and the Olympics
- It's a Connected World: The Beauty of Network Science
- Keepers of the Gate
- Laser Light Properties: Protecting the Mummified Troll!
- Latex Tubing and Hybrid Vehicles
- Life Science
- Lost in the Amazon
- Marine Mapping
- Mechanics Mania
- Mission to Mars
- Mixtures and Solutions
- MRI Safety Grand Challenge for AP Physics
- NanoTech: Insights into a Nano-Sized World
- Natural Disasters: Earthquakes, Volcanoes, Tornadoes & More
- Next-Generation Surgical Tools in the Body
- Our Bodies Have Computers and Sensors
- Photovoltaic Efficiency
- Plot Your Course - Navigation
- Put a Spark in It! - Electricity
- Robot Design Challenges
- Robotics Peripheral Vision
- Rock Cycle
- Rockets
- Service-Based Engineering Design Projects
- Simple Machines
- Skeletal System
- Solar System!
- Sound
- Sound and Light
- Space
- Spectroscopy
- Students as Scientists
- Surface Tension
- Surgical Device Engineering
- Sustainable Design and Biomimicry in a Desert Ecosystem
- Tell Me the Odds (of Cancer)
- The Force of Friction
- The Physics of Fluid Mechanics
- The Science and Engineering Behind Harry Potter
- Up, Up and Away! - Airplanes
- Urban Stormwater Management
- Using Nanoparticles to Detect, Treat and Protect from Skin Cancer
- Using Stress and Strain to Detect Cancer!
- Walk the Line: A Module on Linear Functions
- Waves: The Three Color Mystery
- Weather and Atmosphere
- What Are Newton's Laws?
- What Is a Computer Program?
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Lessons
- 3-D Coordinate System to Map Galaxies: The Next Dimension
- 3RC (Reduce, Reuse, Recycle and Compost)
- A Good Foundation
- A Magnetic Personality
- A River Ran Through It
- A Tale of Friction
- Abdominal Cavity and Laparoscopic Surgery
- Above-Ground Storage Tanks in the Houston Ship Channel
- Accuracy, Precision and Errors in Navigation: Getting It Right!
- Acids, Bases & Acid Rain: Not So Neutral Views
- Air Under Pressure
- Airplane Tails & Wings: Are You in Control?
- Airplanes Everywhere: Land! Water! Sky! Oh, My!
- Algae: Tiny Plants with Big Energy Potential
- Algorithmic Remote Rover Programming: Curiosity Killed the App
- All About Landslides: Land on the Run
- All about Linear Programming
- All About Water!
- All Sorts of Mutations: Changes in the Genetic Code
- Alloy Advantage
- Ampere's Law
- An Introduction to Air Quality Research
- An Introduction to Inclined Planes
- An Underground River
- Android Acceleration
- Antimatter Matters
- Applications of Linear Functions
- Archimedes' Principle, Pascal's Law and Bernoulli's Principle
- Architects and Engineers: Working Together to Design Structures
- Are Dams Forever?
- Are We Like Robots?
- Art in Engineering - Moving Art
- Asteroids
- Attack of the Raging River
- Audio Engineers: Sound Weavers
- Basically Acids
- Bernoulli's Principle
- Beyond the Milky Way
- Biodiversity & Probability: Mice Rule! (or Not)
- Biodomes are Engineered Ecosystems: A Mini World
- Biological Processes: Putting Microbes to Work
- Biomedical Devices for the Eyes
- Biomes and Population Dynamics - Balance within Natural Systems
- Biomimicry and Sustainable Design: Nature as Engineering Marvel
- Biorecycling: Using Nature to Make Resources from Waste
- Biosensors for Food Safety
- Biot-Savart Law
- Blast Off: Generating Rocket Thrust with Propellants
- Blazing Gas
- Blood Clots, Polymers and Strokes
- Blood Pressure Basics
- Body Circulation
- Body Full of Crystals
- Bone Density Challenge Introduction
- Bone Density Math and Logarithm Introduction
- Bone Fractures and Engineering
- Bone Mineral Density Math and Beer's Law
- Bones! Bones! Bones!
- Both Fields at Once?!
- Boxed In and Wrapped Up
- Brain is a Computer
- Breathe In, Breathe Out
- Bridging the Gaps
- Can You Take the Pressure?
- Can You Taste It?
- Capillarity—Measuring Surface Tension
- Carbon Cycles
- Caught in the Net: Bycatch vs.Target Species in Ocean Fishing
- Cell Celebration!
- Cell Membrane Structure and Function
- Cellular Respiration and Bioremediation
- Changing Fields
- Checking the Surf
- Chemical Wonders: Materials and States of Matter
- Circuits
- Circuits: One Path for Electricity
- Classification Systems: Animals and Engineering
- Clean Energy: Hydropower
- Clean It Up!
- Cleaning Up with Decomposers
- Close Encounters of the Polymer Kind
- Collisions and Momentum: Bouncing Balls
- Come On Over Rover
- Common and Natural Logarithms and Solving Equations
- Concentrated Solar Power
- Conservation of Energy: Pushing It Off a Cliff
- Coordinates and the Cartesian Plane
- Copycat Engineers
- Crash! Bang!
- Dam Impacts
- Density & Miscibility
- Design & Materials: Homes for Different Climates
- Design of Lighting Systems: Light It Up!
- Designing a Sustainable Guest Village in Saguaro National Park
- Designing Bridges
- Designing Medical Devices for the Ear
- Destination Outer Space
- Detail Drawings: Communicating with Engineers
- Digestion Simulation
- Digestive System
- Dirty Decomposers
- Discovering Friction
- Discovering Relationships between Side Length and Area
- DNA: The Human Body Recipe
- Do Plants Eat? All About Photosynthesis
- Do You See What I See?
- Don't Be a Square
- Earth Rocks!
- Earthquake Formation: Crust, Plates, Currents, Drift and Faults
- Earthquakes Rock!
- Ecology at Work
- Elastic Potential Energy of Springs—It’s Tiggerific!
- Elasticity & Young's Modulus for Tissue Analysis
- Electricity and Magnetic Fields
- Electrifying the World
- Electromagnetic Radiation
- Electromagnetic Waves: How Do Sunglasses Work?
- Electromagnets
- Electrons on the Move
- Energy Basics
- Energy Conservation: Considering Sources, Cost and Impact
- Energy Efficiency
- Energy Forms, States and Conversions
- Energy Projects
- Energy Resources and Systems
- Energy Transfer in Musical Instruments
- Engineering Bones
- Engineering Brainstorming
- Engineering in Sports: Energy Transfer in Athletic Gear
- Engineering the Heart: Heart Valves
- Engineering: Simple Machines
- Environments and Ecosystems
- Estimating Buoyancy
- Everyday Polymers
- Evolution of Digital Organisms
- Exploring Energy: Energy Conversion
- Exploring Energy: Kinetic and Potential
- Exploring Energy: What Is Energy?
- Exploring Nondestructive Evaluation Methods
- Exploring the Electromagnetic Spectrum
- Exploring the Forces of Tension
- Extinction Prevention via Engineering
- Factors Affecting Friction
- Fairly Fundamental Facts about Forces and Structures
- Fantastic Fossils
- Fighting Back!
- Filtering: Extracting What We Want from What We Have
- Floaters and Sinkers
- Flocculants: The First Step to Cleaner Water!
- Flow Rates of Faucets and Rivers
- Fluid Power Basics
- Food Chains and Food Webs - Balance within Natural Systems
- Food Packaging
- Forced to Fracture
- Form vs. Function
- Forms of Linear Equations
- Fresh or Salty?
- From Sunlight to Electric Current
- Fun Look at Material Science
- Fun with Nanotechnology
- Future Flights: Imagine Your Own Flying Machines!
- Gathering Global Data: Mind Bending GPS Occultations
- Generators: Three Mile Island vs. Hoover Dam
- Geology and Major Landforms: Sea to Sky
- Geometry Tools: Angles & Reflections
- Get Charged! Introduction to Electrical Energy
- Get in My Body: Drug Delivery
- Get Me Off This Planet
- Getting to the Point
- Global Climate Change
- Go with the Energy Flow
- Go with the Flow
- Got Dirty Air?
- GPS on the Move
- Graph Theory in Drama
- Graphing Equations on the Cartesian Plane: Slope
- Green Infrastructure and Low-Impact Development Technologies
- Greenhouse Atmosphere: Let's Heat Things Up!
- Habitat Mapping
- Handheld Trigonometry
- Harnessing Wind
- Harvesting Oil from the Earth
- Heart to Heart
- Heat Transfer
- Heat Transfer: From Hot to Not
- Heat Transfer: No Magic About It
- Hidden in Plain Sight
- Highlighting the Neuron
- History and Geometry of Roman Aqueducts
- Homeward Bound: Engineers in Action Everywhere
- Household Energy Conservation and Efficiency
- How a Faucet Works
- How a Hybrid Works
- How Antibiotics Work
- How Clean is that Water?
- How Dense Are You?
- How Do Human Sensors Work?
- How Do Things Fall?
- How Do You Make a Program Wait?
- How Do You Make Loops and Switches?
- How Do You Store All This Data?
- How Does a Color Sensor Work?
- How Does a Robot Work?
- How Does a Sound Sensor Work?
- How Does a Touch Sensor Work?
- How Does an Ultrasonic Sensor Work?
- How Far Does a Lava Flow Go?
- How Hot Is It?
- How Many Drops?
- How Mountains are Formed
- How Much Sugar Is in Bubble Gum?
- How Should Our Gardens Grow?
- How to be a Great Navigator!
- Human and Robot Sensors
- Human Genetics, Chromosomes and Alleles: What’s Dominant?
- Human Water Cycle
- Hurricanes
- Imagine Life without Friction in Hockey
- Imaging DNA Structure
- Interactions Everywhere!
- Into the Swing of Things
- Intro to 3D Bioprinting: Design, Applications and Limitations
- Intro to Vectors Physics and Augmented Reality
- Introduction to Environmental Challenges in China
- Introduction to Environmental Engineering
- Introduction to Evolutionary Computation
- Introduction to Genetic Engineering and Its Applications
- Introduction to Water Chemistry
- Investigating Torque
- Invisible Air Pollution: I Don't Believe My Eyes!
- I've Got Issues!
- I've Gotta Get Some Air
- Java Code: Does It Work? Test and Test Again
- Just Passing Through
- Just Plane Simple
- Keep in Touch: Communications and Satellites
- Keep Spreading the News
- Keeping Our Roads Smooth
- Kinetic and Potential Energy of Motion
- Landfills: Building Them Better
- Laser Types and Uses
- Latex and Hybrids: What's the Connection?
- Launch into Learning: Catapults!
- Learn to Build a Rocket in Five Days or Your Money Back
- Learning Light's Properties
- Let the Sun Shine!
- Let’s Learn about Spatial Viz!
- Let’s Plan an Experiment: What Do Plants Need?
- Let's Move It!
- Levers That Lift
- Life Cycles
- Life in Space: The International Space Station
- Life on the Moon
- Light Properties
- Light Up Your Life
- Lights Out!
- Locks and Dams
- Lunar Learning: Moon Phases Always on the Move
- Magnetic Fields
- Magnetic Fields Matter
- Magnetic Materials
- Magnetic Resonance Imaging
- Making & Breaking: The Rock Cycle
- Making Brochures: Presenting Painless Cancer Detection!
- Making Music
- Making the Connection
- Manned Mission to Mars
- Marine Animal Tracking
- Mars and Jupiter
- Mass Transit Living Lab: Improving West Corridor Design
- Maximum Power Point
- May the Force Be with You: Drag
- May the Force Be with You: Lift
- May the Force Be with You: Thrust
- May the Force Be with You: Weight
- May the Magnetic Force Be with You
- Measure Twice, Cut Once
- Measuring and Graphing: How Tall Are We?
- Mechanics of Elastic Solids
- Medical Instrumentation
- Mercury and Venus
- Microfluidic Devices and Flow Rate
- Moon Walk
- Motion Commotion
- Move It! Conservation of Energy & Energy Transfer in Crashes
- Move Your Muscles!
- Muscles, Oh My!
- My Mechanical Ear Can Hear!
- Nanotechnology and Cancer Treatments
- Nanotechnology as a Whole
- Natural and Urban "Stormwater" Water Cycles
- Naturally Disastrous
- Naturally Speaking
- Navigating at the Speed of Satellites
- Navigating by the Numbers
- Navigational Techniques by Land, Sea, Air and Space
- Needing Illumination – Investigating Light
- Nerve Racking
- Newton Gets Me Moving
- Not So Lost in Space
- Not So Simple
- Nuclear Energy through a Virtual Field Trip
- Ocean Water Desalination
- Off the Grid
- Oil Spill Consequences and Cleanup Technologies
- Olympic Engineering: Design Process to Create Competition Venues
- On the Move: Pollution Transport & Weather
- Our Amazing Skeleton
- Our Amazing, Powerful Sun
- Our Big Blue Marble
- Out of Breath
- Parallel Circuitry & Ohm’s Law: Many Paths for Electricity
- Particle Sensing: The Coulter Counter
- Passing the Bug
- Passive Solar Design
- Pharmaceutical Research Design Problem
- Photosynthesis – Life's Primary Energy Source
- Photosynthesis and Cellular Respiration at the Atomic Level
- Physics of Roller Coasters
- Physics of the Flying T-Shirt
- Pictures Please – Traveling Light
- Piezoelectricity
- Planting Thoughts
- Plumbing the Deep - Using Sound Waves to See
- Pollutants & Ground Permeability: The Other Water Cycle
- Pollution Solutions
- Polygons, Angles and Trusses, Oh My!
- Population Growth in Yeasts
- Position, Velocity and Acceleration
- Powerful Pulleys
- Powering the U.S.
- Problem Solving
- Processes on Complex Networks
- Program Analysis Using App Inventor
- Projectile Magic
- Projections and Coordinates: Turning a 3D Earth into Flatlands
- Properties of Mixtures vs. Solutions: Mix It Up!
- Protecting the Mummified Troll
- Put Your Heart into Engineering
- Puttin' It All Together
- Pyramid Building: How to Use a Wedge
- Python Calculus
- Quantifying Refraction
- Radar: Using Sound for Sight
- Raging Rivers
- Red Light, Green Light: Forces of Friction, Roads & Tires
- Red Rover Robotics
- Reflecting on Human Reflexes
- Renewable Energy
- Repairing Cracked Steel Structures with Carbon Fiber Patches
- Restriction Enzymes and DNA Fingerprinting
- Riding the Radio Waves
- Ring around the Rosie
- Robots on Ice
- Rock Solid
- Rocketry Calculations: Houston, We Have a Problem!
- Rockets!
- Rocking the Boat
- Rube Goldberg and the Meaning of Machines
- Rural Energy in China: How Can Engineers Make a Difference?
- Scaling, Go Figure!
- Security System Design
- See the Genes: Communicating Your Work, Findings and Ideas
- Seismic Waves: How Earthquakes Move the Earth
- Separating Mixtures
- Sets-Nodes-Edges: Representing Complex Networks in Graph Theory
- Shoes Under Pressure
- Show Me the Money
- Simple Machines and Modern Day Engineering Analogies
- Simulation in Healthcare
- Six Minutes of Terror
- Skeletal System Overview
- Skin and the Effects of Ultraviolet Radiation
- Skyscrapers: Engineering Up!
- Slide Right on by Using an Inclined Plane
- Soil Investigations
- Solar Angles and Tracking Systems
- Solar Power to the Rescue!
- Solar Power: When & Where Is Best?
- Solenoids
- Solid Waste Takes Over
- Sound Environment Shapers
- Sound Extenders
- Sounds Like Music
- Space Travel
- Spaced Out
- Splish, Splash, I Was Takin' a Bath!
- Statistical Analysis of Flexible Circuits
- Storing Android Accelerometer Data: App Design
- Stormy Skies
- Strength of Materials
- Stress, Strain and Hooke's Law
- Stressed and Strained
- Strong as the Weakest Link
- Sun Keeps the Pests Away: How Soil Solarization Works
- Superhydrophobicity — The Lotus Effect
- Supplies to Survive in the Jungle
- Surface Tension Basics
- Surfactants: Helping Molecules Get Along
- Surf's Up!
- Sustainable Resource & Waste Management: Dome It Challenge
- Swim to and from the Sea!
- Swinging on a String
- Take Charge! All About Static Electricity
- Take Off with Paper Airplanes
- Tell Me Doc—Will I Get Cancer?
- Test and Treat Before You Drink
- Thar She Blows! Wind as a Renewable Energy Source
- The Advantage of Machines
- The Air We Breathe
- The Amazing Aerogel
- The Amazing Red Planet
- The Building Blocks of Matter
- The Challenge Question
- The Cloning of Cells
- The Crash Scene
- The Earth is a Changin'
- The Electric and Magnetic Personalities of Mr. Maxwell
- The Energy of Light
- The Energy of Music
- The Energy Problem
- The Evening News
- The Grand Challenge
- The Grand Challenge: Fix the Hip Challenge
- The Grand Challenge: Simulating Human Vision
- The Great Pacific Garbage Patch
- The Growling Stomach
- The Heart of Our Cardiovascular System
- The Heart of the Matter
- The Keepers of the Gate Challenge
- The Minerals We Eat: Iron-Fortified Breakfast
- The Need for Shelter
- The No Zone of Ozone
- The Outer Planets
- The Pirates of Prosthetics: Peg Legs and Hooks
- The Plastisphere: Plastic Migration and Its Impacts
- The Science of Swinging
- The Strongest Pump of All: Electrical Heart Functions
- The Temperature Effect
- The Three Color Mystery
- These Eyes! Technologies to Measure Eye Pressure
- Thrown for a Current Loop: Torque and Energy in a Magnetic Field
- Time for Design
- Tissue Mechanics
- To Absorb or Reflect... That is the Question
- Topo Map Mania!
- Tornado!
- Transportation and the Environment: Energy, Fuels and Emissions
- Trash Materials Investigation: What Will Biodegrade?
- Triangles & Trusses
- Tsunami Attack! Giant Wave Characteristics and Causes
- Two Sides of One Force
- Understanding Elements
- Understanding the Structure of the Eye
- Unlocking the Endocrine System
- Using Heat from the Sun
- Using JUnit to Design Software Testing Programs
- Using Thrust, Weight & Control: Rocket Me into Space
- Variables and Graphs: What's Our Story?
- Viral Hijackers
- Viscoelasticity
- Viscous Fluids
- Visible Air Pollution: You've Got to See It to Believe It!
- Visible Light and the Electromagnetic Spectrum
- Visual Art and Writing in Science and Engineering
- Volcanic Panic!
- Walk This Way: Studying Human Movement
- Water and Dams in Today's World
- Water Resources: Why Do We Build Dams?
- Water, Water Everywhere
- Watershed Balance
- Waves and Wave Properties
- Weather Basics
- Weather Forecasting
- Weather Watchers
- Wetting and Contact Angle
- We've Come a Long Way, Baby!
- What a Drag
- What Are Gears and What Do They Do?
- What Do Bread and Beer Have in Common?
- What Do I Need to Know about Heart Valves?
- What Does Light See?
- What Floats Your Boat?
- What Is a Motor and How Does a Rotation Sensor Work?
- What Is a Program?
- What Is a Robot?
- What Is a Sensor?
- What Is an IR Sensor?
- What Is Bluetooth?
- What Is Electricity?
- What Is Energy?
- What Is Engineering and What Is Design?
- What Is GIS?
- What Is Heat?
- What Is Newton's First Law?
- What Is Newton's Second Law?
- What Is Newton's Third Law?
- What Kind of Footprint? Carbon Footprint
- What Makes Airplanes Fly?
- What Makes Up a Color?
- What to Wear and Drink? Weather Patterns & Climatic Regions
- What's Air Got to Do with It? Properties & Quality
- What's Hot and What's Not?
- What's Up with All This Traffic?
- Where Am I: Navigation and Satellites
- Where Has All the Water Gone?
- Where Is Here?
- Where's the Water?
- Who's Down the Well?
- Will It Fly?
- Work and Power: Waterwheel
- You Are What You Drink!
- Your Biomedical Challenge: Painlessly Detecting Disease
-
Activities
- "Gaitway" to Acceleration: Walking Your Way to Acceleration
- 20/20 Vision
- A Case of Innovation: Technical Writing about River Current Power
- A Chance at Monte Carlo
- A Closer Look at Natural Disasters Using GIS
- A Closer Look at Oil and Energy Consumption
- A Guide to Rain Garden Construction
- A House for Me: Materials and Design for Different Climates
- A LEGO Introduction to Graphing
- A Matter of Leaching
- A Merry-Go-Round for Dirty Air
- A New Angle on Photovoltaic Solar Panel Efficiency
- A Place in Space
- A Robotic Hand with a Gentle Touch
- A Roundabout Way to Mars
- A Shot Under Pressure
- A Simple Solution for the Circus
- A Spectral Mystery
- A Tasty Experiment
- A Tornado in My State?
- A Zombie Got My Leg Challenge: Making Makeshift Legs
- Able Sports: Invent New Games and Sports
- About Accuracy and Approximation
- Above-Ground Storage Tank Design Project
- Accelerometer: Centripetal Acceleration
- Achieving Sustainability: Dome It Challenge Scenario Cards
- Acid (and Base) Rainbows
- Acid Attack
- Acid Rain Effects
- Acoustic Mirrors
- Acting Out Animal Tracking: Map-a-Buddy
- Acting Out Phone Call Routing: Hello, Are You Listening?
- Action-Reaction! Rocket
- Active and Passive Transport: Red Rover Send Particles Over
- Aerogels in Action
- Air - Is It Really There?
- Air Composition Pie Charts: A Recipe for Air
- Air Pollution in the Pacific Northwest
- Air Pressure
- Air Pressure Experiments: I Can't Take the Pressure!
- All Caught Up: Acting Out Bycatching Points of View
- All Fat Is Not Created Equal!
- Alloy the Way to Mars
- Amusement Park Ride: Ups and Downs in Design
- An Assistive Artistic Device
- An Implementation of Steganography
- An Inflated Impression of Mars
- Analyze & Design Projects: Citizen Science with Zooniverse
- Anchors Away
- Android App Development
- Android Pendulums
- Angular Velocity: Sweet Wheels
- Applications of Systems of Equations: An Electronic Circuit
- Applying Hooke's Law to Cancer Detection
- Applying Statistics to Nano-Circuit Dimensions in Fabrication
- Aqua-Thrusters!
- Arctic Animal Robot
- Are We Alone?
- Artificial Heart Design Challenge
- As We Grow: Measuring Heights and Graphing Data
- Assessing the Situation
- At the Doctor's
- Automatic Floor Cleaner Computer Program Challenge
- Backyard Weather Station
- Bacteria Are Everywhere!
- Bacteria Transformation
- Balloons
- Balsa Glider Competition
- Balsa Towers
- Barometric Pressure: Good News – We're on the Rise!
- Basic Categorization Practice: See, Touch and Discover
- Basic Stamp Project: Design & Build LED Traffic Lights
- Basically Acidic Ink
- Battle of the Beams
- Beating the Motion Sensor
- Bees: The Invaluable Master Pollinators
- Bend That Bar
- Better By Design
- Big Data, What Are You Saying?
- Biochar: Measuring and Improving Soil Function
- Biodomes Engineering Design Project: Lessons 2-6
- Bioengineering Artificial Limbs with Syringes: An Arm and Leg
- Bio-Engineering: Making and Testing Model Proteins
- Biohazard Protection Design Project: Suit Up!
- Biomimicry Project: Do Ptarmigans Have Snowshoes?
- Biomimicry: Echolocation in Robotics
- Biomimicry: Natural Designs
- Bird Flight Adaptations: Inspiration for Aeronautical Engineering
- Blackout!
- Blood Cell Basics
- Blow-and-Go Parachute
- Boat Design Challenge: Journey to the Egyptian Afterlife
- Body Motion Vector Visualization
- Bombs Away! Egg Drop Experiment
- Bone Crusher
- Bone Transplants—No Donors Necessary!
- Boom Construction
- Bouncing Balls: Collisions, Momentum & Math (for High School)
- Bouncing Balls: Collisions, Momentum & Math in Sports
- Break the Tension
- Breaking Beams
- Breaking the Mold
- Breathing Cells
- Bridge Types: Tensile & Compressive Forces
- Bridging to Polymers: Thermoset Lab
- Broken Bones & Biomedical Materials
- Bubbles and Biosensors
- Bubbling Plants Experiment to Quantify Photosynthesis
- Build & Play Binary Digital Trumpets
- Build a Birdhouse
- Build a Charge Detector
- Build a Toy Workshop
- Build an Anemometer to Measure Wind Speed
- Build an Approximate Scale Model of an Object
- Build an Earthquake City
- Build and Play the Electrical Circuit Wire Maze
- Build and Test a Conductivity Probe with Arduino
- Build It Better!
- Build Your Own Arduino Light Sculpture! Part 1
- Build Your Own Arduino Light Sculpture! Part 2
- Build Your Own Insect Trap
- Build Your Own Mobile
- Building & Testing Model Underground Safety Caverns
- Building a Barometer
- Building a Fancy Spectrograph
- Building a Piezoelectric Generator
- Building a Stronger (Sweeter) New Orleans
- Building an Electromagnet
- Building Our Bridge to Fun!
- Building Roller Coasters
- Building Tetrahedral Kites
- Building the Neuron
- Building-Testing-Improving Paper Airplanes: Head’s Up!
- Built to Last? Designing Experiments to Test Jungle Shelters
- Bulbs & Batteries in a Row
- Bulbs & Batteries Side by Side
- Bumps and Bruises in Sports: Protect Your Egg
- Buoyancy & Pressure in Fluids: Soda Bottle Cartesian Diver
- Buoyant Boats
- Bury Your Trash Experiment
- Can It Support You? No Bones about It!
- Can You Catch the Water?
- Can You Hear Me Now?
- Can You Resist This?
- Capillary Action in Sand
- Capturing the Sun's Warmth
- Car Collision Testing & Tradeoffs: Don’t Crack Humpty
- Cars from the Future: Presenting Your Eco-Friendly Design Ideas
- Cars: Engineering for Efficiency
- Catapults!
- Cell Membrane Color Sheet and Build a Cell Membrane
- Cell Membrane Experimental Design
- Chair Design
- Challenges of Laparoscopic Surgery
- Charge It! All About Electrical Attraction and Repulsion
- Chernobyl Empathy
- Choosing a Pyramid Site
- Chromatography Lab
- Circuits and Magnetic Fields
- Class Lava Crossing Challenge: Hot Problem Solving
- Classroom Triangles
- Clay Boats
- Clean Enough to Drink: Making Devices to Filter Dirty Water
- Cleaning Air Like a Vacuum Cleaner: Let's Bag It
- Cleaning Air with Balloons
- Cleaning the Air
- Cleaning the Floor Using a Robot: Intro to Random Numbers
- Clearing a Path to the Heart
- Close Enough? Angles & Accuracy of Measurement in Navigation
- Club Function
- Combustion and Air Quality: Emissions Monitoring
- Commanding a Robot Using Sound
- Communicating Your Project Results with Professional Posters
- Communication Skills: Making Engineering Types Flyers & Quizzes
- Compare Fabric Materials
- Compare Human-Made Objects with Natural Objects
- Competing Evolved and Engineered Digital Organisms
- Completing the Circuit
- Composting – Nature's Disappearing Act
- Composting Competition
- Computer Accuracy
- Computer Simulation of the Sonoran Desert Community
- Concentrate This! Sugar or Salt...
- Concentrating on the Sun with Photovoltaic Solar Panels
- Conductivity
- Connect the Dots: Isometric Drawing and Coded Plans
- Constraints: Pop Rockets on a Shoestring Budget
- Construct and Test Roofs for Different Climates
- Construct It!
- Constructing Sonoran Desert Food Chains and Food Webs
- Construction Technologies: Create the Strongest Bridge
- Continuous Line Robots and Art
- Control Using Sound
- Controlling Sound
- Convertible Shoes: Function, Fashion and Design
- Cookie Mining: Ore Production & Cost-Benefit Analysis
- Cooking with the Sun - Creating a Solar Oven
- Cooking with the Sun: Comparing Yummy Solar Cooker Designs
- Cool Views
- Corn for Fuel?!
- Cosmic Rhythm
- Cost Comparisons
- Couch Potato or Inertia Victim?
- Counting Atoms: How Not to Break the Law of Conservation of Matter
- Counting Calories
- Create a Cloud-Connected LED Cloud Light Fixture
- Create a Pinhole Camera
- Create a Safe Bungee Cord for Washy!
- Creating an Electromagnet
- Creating Electronic Textile Art Pins
- Creating Mini Wastewater Treatment Plants
- Creating Model Working Lungs: Just Breathe
- Creating Working Radios from Kits: AM I on the Radio?
- Creepy Silly Putty
- Curb the Epidemic!
- Curing Cancer
- Cutting Through Soil
- Dam Forces
- Dam Pass or Fail
- Daylighting Design
- Decimals, Fractions & Percentages
- Deformation: Nanocomposite Compression
- Density Column Lab - Part 1
- Density Column Lab - Part 2
- Density Rainbow and the Great Viscosity Race
- Descriptive Measurements: Don't Confuse Your Qs!
- Design a Bicycle Helmet
- Design a Carrying Device for People Using Crutches
- Design a Flying Machine
- Design a Net-Zero Energy Classroom
- Design a Parachute
- Design a Process to Remove Iron: Cereal Magnets
- Design a Recycling Game!
- Design a Solar City
- Design an Egyptian Playground
- Design and Build a Rube Goldberg
- Design and Fly a Kite
- Design and Test Model Solar Water Heaters
- Design Communication Messages Like Charlotte’s Web
- Design Criteria-to-Working Model: Engineer a Sneaker
- Design Devices to Help Astronauts Eat: Lunch in Outer Space!
- Design Inspired by Nature
- Design Packing to Safely Mail Raw Spaghetti
- Design Step 1: Identify the Need
- Design Step 2: Research the Problem
- Design Step 3: Brainstorm Possible Solutions
- Design Step 4: Engineering Analysis
- Design Step 5: Construct a Prototype
- Design Step 6: Evaluate/Manufacture a Final Product
- Design Weather Instruments Using LEGO Sensors
- Design Your Own Rube Goldberg Machine
- Design, Build and Test Your Own Landfill
- Designing a Package that Works
- Designing a Robotic Surgical Device
- Designing a Spectroscopy Mission
- Designing a Thermostat
- Designing a Winning Guest Village in Saguaro National Park
- Designing an Elliptical Pool Table
- Designing Harmonic Timing Devices: Ready, Set, Escape
- Designing Medical Devices to Extract Foreign Bodies from Ears
- Designing Ways to Get and Clean Water
- Determining Concentration
- Determining Densities
- Developing & Presenting Design Solutions: Waves Go Public!
- Digest Your Food!
- Ding! Going Up? Elevators and Engineering
- Dinosaur Breath
- Disassemble a Click Pen
- Discovering Phi: The Golden Ratio
- Diseases Exposed: ESR Test in the Classroom
- DNA Build
- DNA Forensics and Color Pigments
- DNA Profiling & CODIS: Who Robbed the Bank?
- Do as the Romans: Construct an Aqueduct!
- Do Different Colors Absorb Heat Better?
- Do You Have the Strength?
- Does Contact Area Matter?
- Does It Cut It? Understanding Wind Turbine Blade Performance
- Does Media Matter? Infiltration Rates and Storage Capacities
- Does My Model Valve Stack up to the Real Thing?
- Does Weight Matter?
- Does Your Chewing Gum Lose Its Sweetness?
- Down with the Clip!
- Drawing Designs in Detail
- Drawing Magnetic Fields
- Dress for Success
- Drifting Continents
- Dripping Wet or Dry as a Bone?
- E.G. Benedict's Ambulance Patient Safety Challenge
- E.T. Phone Home: Fact or Fiction?
- Earth Impact
- Earthquakes Living Lab: Designing for Disaster
- Earthquakes Living Lab: FAQs about P Waves, S Waves and More
- Earthquakes Living Lab: Finding Epicenters & Measuring Magnitudes
- Earthquakes Living Lab: Geology and Earthquakes in Japan
- Earthquakes Living Lab: Geology and the 1906 San Francisco Quake
- Earthquakes Living Lab: Locating Earthquakes
- Earthquakes Living Lab: The Theory of Plate Tectonics
- Eat Iron?!!
- Echolocation Experimentation: Can You Hear It?
- Echolocation in Action!
- Edible Algae Models
- Edible Rovers
- Edible Rovers – High School
- Eek, It Leaks!
- Efficiency of a Water Heating System
- Efficiency of an Electromechanical System
- Egg Drop
- Egg-cellent Landing
- Electricity & Magnetism: Whose Field Line Is It, Anyway?
- Electricity Options for Rolling Blackouts & Environmental Impact
- Electrocardiograph Building
- Element, Mixture, Compound
- Endocrine Excitement!
- Energetic Musical Instruments
- Energy and the Pogo Stick
- Energy Choices Game
- Energy Conversions
- Energy Detectives at Work
- Energy Forms and States Demonstrations
- Energy in Collisions: Rolling Ramp and Review
- Energy in Collisions: Rolling Ramp and Review (for High School)
- Energy in Our Lives Carousel
- Energy Intelligence Agency
- Energy on a Roller Coaster
- Energy Perspectives
- Energy Skate Park
- Energy Sources Research
- Energy Storage Derby and Proposal
- Energy Systems
- Engineer a Coin Sorter
- Engineering a Mountain Rescue Litter
- Engineering and the Periodic Table
- Engineering Derby: Tool Ingenuity
- Engineering Digital Biodegraders for Biological Cleanup
- Engineering Ethics: Evaluating Popular Inventions
- Engineering for the Three Little Pigs
- Engineering in Reverse!
- Engineering Pop-Up Books
- Engineering Safety
- Engineering to Prevent Natural Disasters: Save Our City!
- Engineering Your Own Spectrograph
- Engineers Love Pizza, Too!
- Engineers Speak for the Trees
- Enough Energy? Play the Renew-a-Bead Game
- Environmental History Timeline
- Environmental Interactions
- Equal & Opposite Thrust in Aircraft: You’re a Pushover!
- Erosion in Rivers
- Estimating the Storage Capacity of a CD/DVD
- Eureka! Or Buoyancy and Archimedes' Principle
- Exploiting Polarization: Designing More Effective Sunglasses
- Exploring Acceleration with an Android
- Exploring Bone Mineral Density, X-Rays and Biomedical Imaging
- Exploring Capillary Action
- Exploring Light: Absorb, Reflect, Transmit or Refract?
- Exploring the Lotus Effect
- Exploring Variables While Testing & Improving Mint-Mobiles
- Eye Witness Reporting
- Falling Water
- Fancy Feet! Stress & Strain Forces in Shoe Design
- Fascinating Friction!
- Faucet Flow Rate
- Faulty Movement
- Feel the Stress
- Fence That Farmland!
- Filtering: Removing Noise from a Distress Signal
- Find It!
- Find Your Own Direction
- Finding Food in the Amazon
- Fish-Friendly Engineering
- Flame Test: Red, Green, Blue, Violet?
- Floating and Falling Flows
- Flood Analysis
- Floodplain Modeling
- Flow Charting App Inventor Tutorials
- Flying T-Shirts
- Focus on Fabrics: Putting Materials to Good Use
- Follow the Light
- Force on a Current Carrying Wire
- Forces and Graphing
- Forces in Structures: Glue Sticks Bend & Twist
- Form vs. Function
- Fossil Fondue
- Foucault Pendulum
- Friction Force
- Frictional Force in Hockey: The Puck Stops Here
- From Lake to Tap
- Fuel Mystery Dis-Solved!
- Fun with Air-Powered Pneumatics
- Fun with Bernoulli
- Future Hospitals: Robotics and Automated Patient Care Engineering
- Gait Analysis
- Gears: Determining Angular Velocity
- Gears: Lift It Up!
- Generating Ideas & Questions: What Is Going on with Grandma?
- Geometry Solutions: Design and Play Mini-Golf
- Get in Gear
- Get Your Charge Away from Me!
- Get Your Motor Running
- Give an Inch, Take a Foot
- Glaciers, Water and Wind, Oh My!
- Global Environment: Dangerous Air
- Glowing Flowers
- Glowing Pokémon Go Patches with EL Panels
- Go Public: Osteoporosis Brochure
- Gone with the Wind Energy: Design-Build-Test Mini Sail Cars!
- Got Energy? Spinning a Food Web
- GPS Receiver Basics
- GPS Satellite Data: Distorted Disturbances Game
- GPS Scavenger Hunt
- Grading Congestion: Modeling and Analyzing Traffic Congestion
- Grand Challenge Journaling and Brainstorming
- Graphing the Rainbow
- Graphing the Spread of Disease
- Graphing Your Social Network
- Gravity-Fed Water System for Developing Communities
- Green Marketing
- Greenewables: Making Renewable Energy Poster Presentations
- Greenhouse Effect Models: Hot Stuff!
- Groundwater Detectives
- Grow Your Own Algae!
- Gumdrop Atoms
- Gumdrop Ozone Depletion Model: Battling for Oxygen
- Hanging Around: Gravity and Slinky Spring Scales
- Haptics: Touch Command
- Hare and Snail Challenges
- Hearing: How Do Our Ears Work?
- Heat Flow and Diagrams Lab
- Heat Transfer Lab and Weather Model: Let’s Get Breezy!
- Heavy Helicopters
- Help Bill! Bioprinting Skin, Muscle and Bone
- Heredity Mix 'n Match
- High Arches, Low Arches
- History and Testing Shapes of Strength for Buildings
- Home, Sweet Home!
- Hot Cans and Cold Cans
- Hot or Not
- Hot Potato, Cool Foil
- Household Energy Audit
- Hovercraft Racers!
- How Big? Necessary Area & Volume for Shelter
- How Cold Can You Go?
- How Dense Are You Lab
- How Do Things Fall?
- How Effective Is Your Sunscreen?
- How Far Does the Robot Go?
- How Far? Measuring Friction Using Different Materials
- How Fast Can a Carrot Rot?
- How Fast Does Water Travel through Soils?
- How Full Is Full?
- How High Can a Super Ball Bounce?
- How Much Heat Will It Hold?
- How Much Water Do You Use?
- How to Make Yeast Cells Thrive
- How to Pull Something Heavy
- Human Power
- Humidity? Build a Psychrometer!
- Hurricane! Saving Lives via Logical Reasoning & Computer Science
- Hydraulic Arm Challenge
- Hydrogen-Oxygen Reaction Lab
- I Breathe WHAT??
- I Feel Renewed! Earth Resources Distribution & Population Impact
- Identifying Gait Metrics
- Identifying Possible Underground Cavern Locations
- If You're Not Part of the Solution, You're Part of the Precipitate!
- I'm Not in Range: Acting Out Cellular Phone Service
- In and Out Reactor
- Incoming Asteroid! What's the Problem?
- Induced EMF in a Coil of Wire
- Inquiry and Engineering: Gliders
- Inside the DNA
- Insulation Materials Investigation
- Into Space!
- Intraocular Pressure Sensor Design Challenge
- Introduction to Circuits and Ohm's Law
- Invent a Backscratcher from Everyday Materials
- Investigating Contact Angle
- Is It Safe to Drink?
- Is It Shocking?
- Is That Legal? A Case of Acid Rain
- Is That Natural?
- Issues Awareness
- Issues, Issues Everywhere
- It Takes Two to Tangle
- It's About Time
- It's all In the Package
- It's Really Heating Up in Here!
- Java Programming of OCR
- Java Programming: Testing the Edges
- Just Breathe Green: Measuring Transpiration Rates
- Just Like Kidneys: Semipermeable Membrane Prototypes
- Keep It Hot!
- Keep It Moving! from Electrons to Electric Motors
- Kidney Filtering
- Kidney Stone Crystallization
- Lab Experiment: Build Simple Coulter Counters to Count Particles
- Lab Experiments in Rebuilding Soil with Biochar
- Lab Research to Engineer a Phosphorescent Bioplastic
- Landscape Models & Roadways: Carve that Mountain
- Lasers, Let's Find 'Em!
- Leaning Tower of Pasta
- Learning Imaging Techniques!
- Lending a Hand: Teaching Forces through Assistive Device Design
- Let the Blood Flow: Biomedical Artery Unclogging Experiment
- Let Your Ears Do the Walking
- Let’s Build an Aqueduct!
- Let’s Take a Spin: One-Axis Rotation
- Let's Get It There Fast
- Let's Make Silly Putty
- Let's Take a Slice of Pi
- Lifter Phenomenon & Experiment: Measuring Thrust from Ions
- Light Intensity Lab
- Light Plants and Dark Plants, Wet Plants and Dry Ones
- Light Scavengers
- Light vs. Heat Bulbs
- Light Your Way: Design-Build a Series Circuit Flashlight
- Lights On Demo & Build! Intro to Simple Circuits
- Light-Up Plush Pals
- LilyTiny Plush Monsters Are Alive!
- Linear Equations Game
- Linear Models and Latex Explosion!
- Linear Regression of Bone Mineral Density Scanners
- Line-Follower Challenge
- Linking Sources and Pollutants
- Live Like an Animal
- Living with Your Liver
- Load It Up!
- Lunar Lollipops: Reproducing the Moon Phases
- Machines and Tools, Part II
- Magic Magnetic Fluid
- Magical Motion
- Magnetic Attraction
- Magnetic Fields and Distance
- Magnetic Fluids
- Magnetic Launcher
- Magnetic or Not?
- Magnitude of the Richter Scale
- Make a Shoebox Arcade Controller
- Make an Alarm!
- Make Some Waves
- Make That Invisible! Refractive Index Matching
- Make Your Own Recycled Paper
- Make Your Own Temperature Scale
- Making "Magic" Sidewalks of Pervious Pavement
- Making Decisions: Packaging and the Environment
- Making E-Textile Masks
- Making GPS Art: Draw It, Walk It, Log It, Display It!
- Making Model Microfluidic Devices Using JELL-O
- Making Moon Craters
- Making Sound-Reactive Clothing
- Manufacturing Technologies: Making a Picture Frame
- Map That Habitat
- Mars Rover App Creation
- Mass Transit Living Lab: Analyze the Data
- Mass Transit Living Lab: Establish the Design Criteria
- Mass Transit Living Lab: Graphing the West Corridor Data
- Mass Transit Living Lab: Improve the System
- Master Driver
- Matching the Motion
- Materials Properties Make a Difference
- Materials Switcheroo: Construct Simple Electrical Switches
- Math Relationships: Scale Model Building Project
- Mathematically Designing a Frictional Roller Coaster
- Maximum Mentos Fountain
- Maze Challenge
- Means, Modes and Medians
- Measurement Certainty: How Certain Are You?
- Measuring Distance with Sound Waves
- Measuring g for Gravity
- Measuring Lava Flow
- Measuring Light Pollution
- Measuring Noise Pollution
- Measuring Our Muscles
- Measuring Pressure
- Measuring Surface Tension
- Measuring Viscosity
- Mercalli Scale Illustrated
- Messin' with Mixtures
- Metamorphosis — Stories of Change
- Microbes Know How to Work!
- Microplastic Extraction of Exfoliating Beads from Cleansers
- Mini-Landslide
- Mixture Dualism of Blood
- Mmm Cupcakes: What's Their Life Cycle Impact?
- Mobile Forces
- Model Earth Core Samples: What’s Down There?
- Model Greenhouses
- Model Heart Valves
- Modeling Loads on Structures Using "Human Molecules”
- Modeling Oil on the Ocean: Testing & Improving Oil Booms
- Modern Day Pyramids
- Moebius Strips
- Molecular Models and 3D Printing
- Molecules: The Movement of Atoms
- Monitoring Noise Levels with a Smart Device
- Mountain Rescue: Transmitting & Receiving Code Messages
- Mouse Trap Racing in the Computer Age!
- Movement Task Using Sensors - Humans and Robots
- Muscles, Muscles Everywhere
- Music by Touch: Programming Robot Tactile Sensors to Play Sounds
- Musical Images
- Mutation Telephone
- My Moon Colony
- Naked Egg Drop
- Name That Metal!
- Nanoparticles & Light Energy Experiment: Quantum Dots and Colors
- Nanoparticles at Photocatalytic Speed!
- Nanotechnology Grant Proposal Writing
- Natural and Urban "Stormwater" Water Cycle Models
- Natural Frequency and Buildings
- Nautical Navigation
- Navigating a Maze
- New Boxes from Old
- New Perspectives: Two-Axis Rotations
- News Flash!
- Newspaper Tower
- Newton Rocket Car
- Newton's Law of Cooling
- Nidy-Gridy: Using Grids and Coordinates
- Night-Light Pennant
- No Valve in Vain
- Northward Ho! Create and Use Simple Compasses
- NXT Ball Shooter
- Obi-Wan Adobe: Engineering for Strength
- Off-Road Wheelchair Challenge
- Ohm's Law 2
- Ohm's Law I
- Oil and Water: Washing Up with Surfactants
- One World Ocean
- On-Track Unit Conversion
- Operation Build a Bridge and Get Over It
- Optimize! Cleaner Energy Options for Rural China
- Optimizing Pencils in a Tray
- Organic Solar Energy and Berries
- Our Sun and Heat Transfer Basics: Heat It Up!
- Package Those Foods!
- Panoptes and the Bionic Eye
- Paper Circuits Greeting Cards
- Paper Drop Design Competition
- Parallel and Intersecting Lines—A Collision Course?
- Particulate Matter: For Your Eyes Only
- Patterns and Fingerprints
- Pea Soup Ponds: Algae Investigation & Analysis for Water Quality
- Penny Perfect Properties (Solid-Liquid Interactions)
- Perching Parrot
- Peripheral Vision Lab
- Permeability Materials Experiment: What Trickles Down?
- Permeable Pavement
- Photovoltaics & Temperature: Ice, Ice, PV!
- Physical Computing Using Arduinos: Making LEDs Blink and Fade
- Physics Tug of War
- Pill Dissolving Demo
- Pingus Penguins: Writing Good Instructions
- Pitch and Frequency
- Plant Cycles: Photosynthesis & Transpiration
- Plastic in the Ocean: Get the Word Out at McDonalds!
- Pointing at Maximum Power for PV
- Polluted Air = Polluted Lungs
- Pollution Politics
- Polygons and Popsicle Trusses
- Pop Rockets
- Population Density: How Much Space Do You Have?
- Population Growth Curves
- Portable Sundial
- Portable Wheelchair Ramp Challenge
- Potato Power
- Power for Developing Countries
- Power to the People
- Power Your House with Water
- Power Your House with Wind
- Power, Work and the Waterwheel
- Powering Smallsburg
- Preconditioning Balloons: Viscoelastic Biomedical Experiments
- Presentation Skills to Win that Bid! Selling Your Power Solution
- Preventing Potholes
- Problem Solve Your School
- Product Development and the Environment
- Projectile Motion
- Proof of Concept: Miracle Drug Encapsulation
- Prosthetic Party: Build and Test Replacement Legs
- Protect That Pill
- Protect the Pump: Prototyping Designs for Biomedical Devices
- Protect Those Eyes
- Protect Your Body, Filter Your Water!
- Protecting Our City with Levees
- Pulley'ing Your Own Weight
- Pump It! Design-Build-Test Helpful Village Water Pumps
- Pupillary Response & Test Your Reaction Time
- Putting It All Together: Programming Robotics Peripheral Vision
- Putting Robots to Work with Force & Friction
- Python Script Analysis
- Quantum Dots and the Harkess Method of Critical Reading
- Race to the Top! Modeling Skyscrapers
- Racing with the Sun - Creating a Solar Car
- Ranking the Rocks for Desired Properties
- Reaction Exposed: The Big Chill!
- Ready to Erupt!
- Recommendations & Presentations: Drum Roll Please
- Red Cabbage Chemistry
- Redesigning a Classroom for the Visually Impaired
- Redox Battery Lab
- Remote Control Using Bluetooth
- Renewable Energy Design: Wind Turbines
- Renewable Energy Living Lab: Energy Experts
- Renewable Energy Living Lab: Energy Priorities
- Renewable Energy Living Lab: Exploring Regional Resources
- Renewable Energy Living Lab: Power Your School
- Renewable Energy Living Lab: Smart Solar
- Renewable Energy Living Lab: The Bright Idea
- Repairing Broken Bones
- Requirements & Constraints: Making Model Parking Garages
- Resource Extraction: Hi Ho, It's to the Mine We Go
- Reverse Engineering Project: Disassemble, Sketch & Recap
- Reverse Engineering: Ball Bounce Experiment
- RGB to Hex Conversion
- Riding the Gravity Wave
- Right on Target: Catapult Game
- River Flow Rate
- Robo Clock
- Robot Sensors and Sound
- Robot Soccer Challenge
- Robot Wheels!
- Robotic Perimeter
- Robots on Ice Engineering Challenge
- Rock and Boat: Density, Buoyancy & Archimedes’ Principle
- Rock Candy Your Body: Exploring Crystallization
- Rock Jeopardy!
- Rock, Paper, Scissors Probability!
- Rocket Launch Time: Flying with Style
- Rocket Power
- Rocks, Rocks, Rocks: Test, Identify Properties & Classify
- Rocky-to-Sandy Beach: A Weathering Model
- Rooftop Gardens
- Rotary Encoders & Human-Computer Interaction
- Runaway Train: Investigating Speed with Photo Gates
- Saltwater Circuit
- Satellite Tracker
- Save a Life, Clean Some Water!
- Save the Stuffed Animal! Push & Pull
- Saving a Life: Heart Valve Replacement
- Scale Model of the Earth
- Searching for Bigfoot and Others Like Him
- Seeing All Sides: Orthographic Drawing
- Seeing and Feeling Sound Vibrations
- Seeing the World through a Different Lens
- Seismology in the Classroom
- Selectively Permeable Membranes
- Sensing Air Pollution
- Sensing Your Surroundings
- Sensors and Scatterplots
- Sensory Toys Make Sense!
- Sextant Solutions
- Shades of Gray(water)
- Shake It Up! Engineering for Seismic Waves
- Shallow & Deep Foundations
- Shantytown Construction Redesign
- Should I Drink That?
- Show Me the Genes: Making Posters to Communicate Solutions
- SIK Keyboard Instrument
- Silly Semi-Solids
- Simon Says Big Amplitude, Small Wavelength!
- Simple Instruments
- Simple Snow Load Roof Model Demo: Which Roof Is Tops?
- Simulating the Bug
- Skateboard Disaster
- Sliders
- Sliders (for High School)
- Sliding and Stuttering
- Sliding Textbooks
- Slingshot to the Outer Planets
- Slinkies as Solenoids
- Slow the Cylinder: Experimenting with Shock Absorber Springs
- Small-Scale Modeling of Oil Spill Cleanup Methods
- Smoke and Mirrors
- Sneaking Up on Sneaker Design
- Snow vs. Water
- So What Is the Density?
- Soap vs. Shampoo Surfactant Lab
- Soapy Stress
- Soil Biosolarization: Using Waste & Sunshine to Get Rid of Weeds
- Soil Contamination in Rivers
- Soil Core Sampling
- Solar Farm Cost-Benefit Analysis
- Solar Power
- Solar Sails: The Future of Space Travel
- Solar Water Heater
- Solar Water: Heat it Up!
- Solid Rock to Building Block
- Solid, Liquid or Gas? Material Identification Using Five Senses
- Solving Energy Problems
- Solving Everyday Problems Using the Engineering Design Cycle
- Sound from Left or Right?
- Sound Line
- Sound Visualization Stations
- Sounds All Around
- Space Shelter
- Spacecraft Design: Beat the Heat
- Spaghetti Bridges
- Spaghetti Soapbox Derby
- Speedy & Compact: The Perfect Vehicle for Your Future
- Spin Me a Story
- Splash, Pop, Fizz: Rube Goldberg Machines
- Spool Racer Design & Competition
- Spring Away!
- Stack It Up!
- Start Networking!
- State Your Position
- States of Matter
- Static Cling
- Stations of Light
- Statistical Analysis of Methods to Repair Cracked Steel
- Statistical Analysis of Temperature Sensors
- Stay in Shape
- Sticks and Stones Will Break That Bone!
- Stop Heat from Escaping: Testing Insulation Materials
- Stop the Stretching
- Straining out the Dirt
- Straw Bridges
- Straw Towers to the Moon
- Strawkets and Control
- Strawkets and Thrust
- Strawkets and Weight
- Stream Consciousness
- Stress, Inc.
- Stretching to Compare Properties: The Plastic Test
- String Telephones
- Strong-Arm Tactics
- Strum Along with Shoebox Stringed Instruments: Sound or Music?
- Study Design for Air Quality Research
- Studying Evolution with Digital Organisms
- Sudsy Cells
- Sugar Spill! Bioremediation Cleanup Experiment
- Sum It Up: An Introduction to Static Equilibrium
- Sumobot Challenge
- Super Slinger Engineering Challenge
- Super Spinners!
- Surface Tension and Suminagashi
- Surface Tension Lab
- Surgical Resident for a Day
- Survive That Tsunami! Testing Model Villages in Big Waves
- Swamp Cooler
- Swing in Time
- Swinging Pendulum
- Swinging Pendulum (for High School)
- Swinging with Style
- Taking the Boat to Manaus
- Team Up!
- Temperature Tells All! Model House Testing for Clean vs. Warm Air
- Tension Racers!
- Test & Improve: Making Tall & Strong Recycled Towers
- Test-a-Beam
- Testing Fundamental Loads
- Testing Model Structures: Jell-O Earthquake in the Classroom
- Testing Software Programs with JUnit
- That's Hot! Robot Brain Programming
- The Amazing Buckyball: How to Track Nanomaterials in the Human Body
- The Artificial Bicep
- The Balancing Act
- The Beat Goes On
- The Benefits of Biodiversity
- The Benefits of Inclined Planes: Heave Ho!
- The Big Mo
- The Boxes Go Mobile: Balancing Hanging Boxes with Levers
- The Car with a Lot of Potential
- The Claw: Gear Ratios & Power Using LEGO Cranes
- The Dirty Water Project: Design-Build-Test Your Own Water Filters
- The Fibonacci Sequence & Robots
- The Good, the Bad and the Electromagnet
- The Great Algae Race
- The Great Divide
- The Great Gravity Escape
- The Grid: Technical Writing via Task Force Research & Reporting
- The Invisible Radar Triangle: Similarity & Scaling for Models
- The Lunch-Bot
- The Magician's Catapult
- The Mighty Heart
- The Mummified Troll: Devising a Protection Plan
- The North (Wall) Star
- The Optimization of Slime
- The Path of Electrons
- The Portable Fluid Power Demonstrator (PFPD)
- The Power of Food
- The Power of Mechanical Advantage
- The Science of Spring Force
- The Search for Secret Agents
- The Search for Surfactants: What Is the Best Soap?
- The Squeeze Is On
- The Stress That You Apply: Footprint Area, Weight & Load
- The Strongest Strongholds
- The Trouble with Topos
- The Universal Language of Engineering Drawings
- The Visual Spectrum
- Things That Matter to Flocculants
- Thinking Green!
- Thinking Robotics: Teaching Robots to Make Decisions
- Thirsty for Gold
- This Land Is Your Land, This Land Is My Land
- This Landfill Is a Gas!
- Three-Tower Types Challenge: Tower Investigation and the Egg
- Tightrope Trials
- Timing a Speedbot!
- Tippy Tap Plus Piping
- To Heat or Not to Heat?
- Too Much Pressure! Modeling Force-Pressure-Area Relationships
- Tools and Equipment, Part I
- Topo Triangulation
- Tornado Damage!
- Tower O’ Power: Strength-to-Weight-Ratio Competition
- Tracing Fluorescent Plastics in an Aquatic Environment
- Tracking a Virus
- Trade-Offs and Maximizing Efficiency in a Fast Food Restaurant
- Trash Talkin'
- Trash to Treasure!
- Traveling Sound
- Trebuchet Launch
- Triangles Everywhere: Sum of Angles in Polygons
- Triangulate: Topos, Compasses and Triangles, Oh My!
- Trig River
- Trigonometry via Mobile Device
- Truss Destruction
- Tug of War Battle Bots
- Tunnel Through!
- Turning the Air Upside Down
- Two-Cell Battery
- Ultrasonic Sensor Robot Design Project: Don't Bump into Me!
- Ultrasound Imaging
- Under Pressure
- Understanding Communication with a Robot
- Understanding Movement in Humans and Robots
- Understanding the Air through Data Analysis
- Using a Fancy Spectrograph
- Using Color to Enhance LED Lighting Quality
- Using Graph Theory to Analyze Drama
- Using Hooke's Law to Understand Materials
- Using Map Scales to Figure Distances and Areas
- Using Microcontrollers to Model Homeostasis
- Using Spectral Data to Explore Saturn and Titan
- Using the Pythagorean Theorem to Catch the Perfect Radio Waves!
- Using Waits, Loops and Switches
- UV Radiation: Sunscreen SPF Experiment
- Vector Voyage!
- Viking Ship Design Challenge
- Viscosity: The Flow of Milk
- Visual Literacy: Tears in (Acid) Rain
- Visualize Multi-Step Equations: Solving with Seesaws
- Visualizing Magnetic Field Lines
- Volume & Data: Build the Biggest Box Using One Piece of Paper
- Volumes of Complex Solids
- Wait Program!
- Walk, Run, Jump!
- Washing Air: Wet Scrubber Pollutant Recovery Method
- Wasting Energy at Home
- Watch It Slide!
- Watch Out for the Blind Spots: Design a Vision Testing Device
- Water Bottle Rockets
- Water Cycle: Moving without Wheels
- Water Desalination Plant
- Water Filtration Project: Make Your Own Water Filters
- Water Power
- Water Remediation Lab
- Waterwheel Work: Energy Transformations and Rotational Rates
- Watt Meters to Measure Energy Consumption
- We Have Liftoff
- Wear’s the Technology?
- Weather Alert
- Weather Forecasting: How Predictable!
- Wet Pennies
- What a Drag!
- What Color is Your Air Today?
- What is a Nanometer?
- What Is Energy? Short Demos
- What Is the Best Insulator: Air, Styrofoam, Foil or Cotton?
- What Makes an Eruption Explosive?
- What Makes Our Bones Strong?
- What to Bring?
- What Works Best in a Radiator?
- What's a Kid to Do? Environmental Letter Campaign
- What's a Wavelength?
- What's Down the Well?
- What's Gotten Into You?
- What's Hiding in the Air?
- What's the Conductivity of Gatorade?
- What's with All the Pressure?
- What's Wrong with the Coordinates at the North Pole?
- Wheeling It In!
- When Should I Drink My Hot Chocolate?
- When Silicon Talks: Refraction Equation Practice & Bio Lab Work
- Where Are the Plastics Near Me? (Field Trip)
- Where Are the Plastics Near Me? (Mapping the Data)
- Where Does All the Water Go?
- Where Is Your Teacher?
- Who Can Make the Best Coordinate System?
- Who's Hitchhiking in Your Food?
- Wide World of Gears
- Wild Wind! Making Weather Vanes to Find Prevailing Winds
- Will It Conduct?
- Wimpy Radar Antenna: Reinforced Tower Test, Analyze & Improve
- Wind Chimes
- Wind Energy: Making & Testing Pinwheels to Model Wind Turbines
- Wind Patterns and Hydropower in the Desert?!
- Wind Power
- Wind Power! Designing a Wind Turbine
- Windmill of Your Mind — Distributed Energy Goes to School
- Wind-Powered Sail Cars
- Windstorm
- Windy Tunnel
- Witnessing Evaporation
- Wizardry and Chemistry
- Word Origins & Metaphors: Take Their Word for It!
- Working Together to Live Together
- Would You Drink That?
- Wow! That Captures It!
- Wristwatch Design for the Visually Impaired
- Write On! Making Books or Newspapers to Share—Like Engineers
- Yeast Cells Respire, Too (But Not Like Me and You)
- Yogurt Cup Speakers
- You Are There... First Flight
- You Be the Radiologist! Strain Graphs That Reveal Tumors
- Your River's Health
- You're the Expert
- You've Got Triangles!
- Zero-Energy Housing
- Zooming In and Out with Scale and Systems Thinking
-
Sprinkles
- ¿Puedes Recoger El Agua? (Para Aprendizaje Informal)
- ¿Tienen Los Lágopodos Raquetas De Nieve? (Para Aprendizaje Informal)
- Action-Reaction Rocket! (for Informal Learning)
- Altavoces En Vasos De Yogurt (Para Aprendizaje Informal)
- Aqua-Thrusters! (for Informal Learning)
- Biomimicry Project: Do Ptarmigans Have Snowshoes? (for Informal Learning)
- Bobinas de Carreras! (Para Aprendizaje Informal)
- Botes De Arcilla (Para Aprendizaje Informal)
- Build a Tower with an Egg on Top (for Informal Learning)
- Build an Anemometer (for Informal Learning)
- Build an Electromagnet! (for Informal Learning)
- Build Your Own Solar USB Charger (for Informal Learning)
- Can You Catch the Water? (for Informal Learning)
- Carreras De Aerodeslizadores! (Para Aprendizaje Informal)
- Chromatography (for Informal Learning)
- Clay Boats (for Informal Learning)
- Cohete de Acción Reacción! (Para Aprendizaje Informal)
- Conducirá La Corriente? (Para Aprendizaje Informal)
- Construir Un Anemómetro (Para Aprendizaje Informal)
- Construye Un Electroimán! (Para aprendizaje informal)
- Creating Model Lungs: Just Breathe! (for Informal Learning)
- Creepy Silly Putty! (for Informal Learning)
- Cromatografía (Para Aprendizaje Informal)
- Design a Catapult (for Informal Learning)
- Diseña Una Catapulta (Para Aprendizaje Informal)
- El Apretón Está Servido (Para Aprendizaje Informal)
- El lenguaje de los diseños de ingeniería (para Aprendizaje Informal)
- Empújalos! (Para Aprendizaje Informal)
- Energía Eólica (para Aprendizaje Informal)
- Fancy Feet Shoe Design (for Informal Learning)
- Fiesta Protésica (Para Aprendizaje Informal)
- Get Your Motor Running (for Informal Learning)
- Hanging Around: Slinky Spring Scales (for Informal Learning)
- Haz una Alarma (para Aprendizaje Informal)
- Hovercraft Racers! (for Informal Learning)
- I Can't Take the Pressure! (for Informal Learning)
- Ilumina Tu Camino (Para Aprendizaje Informal)
- Inspección de la Torre (Para Aprendizaje Informal)
- Light Your Way: Design-Build a Series Circuit Flashlight (for Informal Learning)
- Make an Alarm! (for Informal Learning)
- No Puedo Soportar La Presión! (Para Aprendizaje Informal)
- Pesos Pesados (Para Aprendizaje Informal)
- Pies de Lujo! (Para Aprendizaje Informal)
- Pon Tu Motor En Marcha (Para Aprendizaje Informal)
- Potencia, Esfuerzo Y La Rueda Hidráulica (Para Aprendizaje Informal)
- Power, Work and the Water Wheel (for Informal Learning)
- Propulsores Aquáticos! (Para Aprendizaje Informal)
- Prosthetic Party: Making New Legs (for Informal Learning)
- Puentes de Paja (para Aprendizaje Informal)
- Puentes de Spaghetti (Para Aprendizaje Informal)
- Respira! (Para aprendizaje informal)
- Silly Putty Espeluznante! (Para Aprendizaje Informal)
- Spaghetti Bridges (for Informal Learning)
- Spool Racers! (for Informal Learning)
- Straw Bridges (for Informal Learning)
- Sugar Spill Bioremediation Cleanup (for Informal Learning)
- Super Spinners (for Informal Learning)
- Super Trompos (para Aprendizaje Informal)
- The Language of Engineering Drawings (for Informal Learning)
- The Squeeze Is On (for Informal Learning)
- Vertido de Azúcar! (Para Aprendizaje Informal)
- Wheeling It In! (for Informal Learning)
- Will It Conduct? (for Informal Learning)
- Wind Power (for Informal Learning)
- Yogurt Cup Speakers (for Informal Learning)
-
Maker Challenges
- Adding Helpful Carrier Devices to Crutches
- Build Your Own Night-Light with Arduino
- Building Arduino Light Sculptures
- Control a Servo with Your Phone Using Bluetooth!
- Cool Puppy! A Doghouse Design Project
- Create and Control a Popsicle Stick Finger Robot
- Creative Crash Test Cars
- Design Your Own Snazzy Sneakers
- Do the Robot! Programming a RedBot to Dance
- Introduction to Arduino: Getting Connected and Blinking LEDs
- Make a Sticky-Note Fan with Arduino
- Make and Control a Servo Arm with Your Computer
- Oil: Clean It Up!
- Out-of-the Box: A Furniture Design + Engineering Challenge
- RGB Color Mixing
- T-Shirt Launcher
- Wirelessly Control Lights and Motors Using XBee Communication!