Materials List: Design a Collapsible Barrier to Save the Snails!

Each student needs:

Each group needs:

  • 4 wooden paint paddle stirrer sticks 22.9cm (9 in.)
  • 5 to 7 jumbo popsicle sticks with holes
  • snail photograph or drawing of a snail
  • piece of green construction paper (substitution for algae)
  • plastic cups
  • paper plates
  • scissors, one per student
  • pencils, one per student

For the entire class to share:

  • clear tape or masking tape
  • yarn 170 m (186 yd)
  • LED light source (a desk light with a LED light bulb would work)
  • construction paper and/or printer paper
  • laptop or computer with projector (to display Animal Camouflage Presentation)
https://www.teachengineering.org/activities/view/uof-2713-save-snails-designing-collapsible-barrier