Make Your Own Bouncy Ball Kit
  • This science project will put a bounce in your step.
  • The process involves putting together a ball mold, adding powdered rubber, and submerging the mold in water.
  • In just four minutes, you&rsquore ready to detach the mold and Voila! You&rsquove made your own hi-bounce rubber ball.
  • Each kit makes two balls.
  • Detailed instruction included.
  • We have free shipping on all of our items inside the US.
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