Hamleys Hyperlaunch Rocketball Factory

Its a blast at Hamleys HQ so were having some serious fun with this Rocketball Factory!Create the ba

Its a blast at Hamleys HQ so were having some serious fun with this Rocketball Factory!Create the balls and watch them rebound with blasts of energy! Discover bouncy ball-istics and learn about the science of elasticity, polymers, energy and motion.This fantastic set contains everything you need to make colourful bouncy balls and launch them into space.Set includes red, green and yellow water based moulding granules, 4 moulds, safely goggles, plastic tubes, wooden dowel and a colour i

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