Materials List: 
Living Walls:
Choosing a Location with Arduino
                    
 
        
        https://www.teachengineering.org/activities/view/uow-2692-living-walls-arduino-sensing-toolkit
    
Choosing a Location with Arduino
Each group needs:
- laptop computer
 - Arduino Uno microcontroller
 - CO2 Sensor (K30 CO2Sensor)
 - humidity/ temperature sensor
 - LCD screen
 - breadboard
 - wires
 - 9v battery
 - Proposal and Data Collection Worksheet
 - (optional) a collection of plants, a greenhouse, or a living wall inside the school
 
For the entire class to share:
- graph paper
 
        https://www.teachengineering.org/activities/view/uow-2692-living-walls-arduino-sensing-toolkit