Make Your Own Bouncing Ball Kit
Product Code: 3889
Our Price: $3.49
Description
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're ready to detach the mold and Voila! You've made your own hi-bounce rubber ball. Each kit makes two balls. Detailed instruction included.
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