Materials List: Counting Atoms:
How Not to Break the Law of Conservation of Matter

Each group needs:

  • Design a Better Model Assignment Handout
  • 12” x 18” construction paper sheets
  • glue
  • crayons
  • colored pencils
  • access to computers or laptops to aid in creation of advertising posters for student-created molecular model sets
  • Photosynthesis and Cellular Respiration Molecular Model Set, for $20 at Amazon


  • a lab group set from one of the 12 group sets in Photosynthesis, Plants, and Food Kit #31 by Lab-Aids for $74.85

For the entire class to share:

  • digital balance
  • assorted low-cost and/or recycled materials, such as plastic bottle caps, pipe cleaners, aluminum foil, cotton balls, plastic straws, felt pieces, etc.
  • capability to show students an online video