Each student needs:

• (optional) Biome Share Guide

Each group needs:

• Chromebook or laptop
• colored markers or colored pencils
• Biome Research Handout
• Robot Design/Prototype Handout
• Robot Design Grading Rubric

For the entire class to share:

• Polymer Information Cards
• collection of sample polymers for students to see and/or touch.
• hydrogels sample: sodium polyacrylate (the solid material in baby diapers)
• elastomer samples: silicone, shoe soles, and/or rubber band
• liquid polymer samples: (poly acrylic) paint, nail polish, and/or adhesives (e.g., school glue or hot glue)
• polyelectrolyte sample: silver bandages
• fiber samples: polyester fabric, Lycra (Spandex) fabric, nylon rope
• composite sample: Formica
• plastics samples: water/soda bottle (polyethylene terephthalate, PET, ♳1), milk jugs (high-density polyethylene, HDPE, ♳2), pipes and shrink wrap (polyvinyl chloride, PVC, ♳3), grocery bag (low-density polyethylene, LDPE ♳4), bottle caps/shampoo bottle (polypropylene, PP, ♳5), and foam cups (polystyrene, PS, ♳6)