Bouncy Balls
Helpful Hint:
We found that these bouncy balls seem to work better when they are smaller. Try making different sizes and let us know what you think.
Level: Beginning to Intermediate
Time: 30 minutes
Materials:
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Two Bowls (one medium and one small)
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Borax
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Warm Water
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Corn Starch
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School Glue (such as Elmer's)
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Gloves (latex or similar)
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Food Coloring (optional)
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Glitter (optional)
Directions:​
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In the medium bowl, Borax with warm water at a ratio of 1/2 cup water to every 1 Tbsp Borax. (note: you can use as much as you wish as long as you stay with the ratio. This bowl will be used for dipping in).
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Stir the Borax and water until fully dissolved.
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In the small bowl, pour 2 Tbsp glue for every 1/8 tsp corn starch. Mix well.
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(Optional) Add food coloring and glitter to the glue mixture. Mix well.
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Pour the glue mixture into the Borax mixture. Swirl it around until all of it is thoroughly submerged.
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Use your gloved hands to take the mixture out and roll it in your hands. The glue will have hardened a little. Continue to roll it around between your two hands until it is a sphere and hardens. Set aside to dry.
Once your ball is slightly drier, you may start bouncing it! ​
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Now you can try new ratios, new sizes and adding new ingredients. What did you notice?
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