Use simple chemistry to make a polymer bouncy ball with household ingredients. The ingredients used to make this ball form a type of elastic polymer that bounces like a store-bought super ball. The following recipe will make one small ball. Be sure to use adult supervision when making bouncy balls.
Things You'll Need
- 1/2 tsp. Borax (a laundry booster)
- 1 tbsp. Cornstarch
- 1 tbsp. White glue
- 2 tbsp. Warm water
- Food coloring (optional)
- Measuring spoons
- Craft sticks for mixing
- 2 plastic cups for mixing
- Permanent marker
- Resealable plastic bag
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Label one cup "Borax" with the marker. Into this cup, pour warm water and Borax. Add several drops of food coloring. Stir.
Pour glue into the other cup. Add 1/2 tsp. of the Borax mixture and cornstarch. Wait 10 to 15 seconds before stirring. Stir until mixture thickens and becomes difficult to stir.
Take the mixture out and knead into a ball.
Store ball in resealable bag to keep it from drying out.