Each student needs:

• 1 small balloon
• 1 Charge It! Math Worksheet (optional math component)
• 1 calculator (if completing math worksheet)

For the entire class to share:

• A sink with a water faucet
• A few pieces of wool (available at fabric stores)
• A few packs of unflavored gelatin (not gelatin dessert)
• 1-2 small bowls