Experience The Joy Of Making Personalized Bouncing Balls That Combines Fun, Play And Educational Value In An Engaging Way Using The Buki Mini Lab Bouncy Balls Diy Science Kit .This Is An Engaging Science Kit For You To Learn About Elasticity And Polymers With All The Materials And Tools Provided To Make Custom-Designed Bouncing Balls.The Kit Also Includes An Extensive Instruction Booklet That Guides You Through Each Experiment .Please Note : The Powder Should Only Be Used For The Activities In The Kit. Do Not Ingest .