Each group needs:

• large clear funnel (~12 cm opening)
• 3 small/medium plastic containers (example: https://www.amazon.com/dp/B087B46CK8/?coliid=IR99RLS8NI4OF&colid=1M7NTFTYAWDGA&psc=1&ref_=lv_ov_lig_dp_it)
• 250 mL beaker
• Sinkhole Emergency Workbook, one per student

For the entire class to share:

• digital kitchen scale
• tap water
• markers/crayons/colored pencils
• 2 large plastic containers for each material provided
• design materials of choice:
• air-dry clay
• kinetic sand
• soil
• pebbles
• dead leaves (gather from outside)
• computers/devices
• printer paper
• books/articles/media on sinkholes (see Multimedia Support or Technology Integration section below)