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smash it crash it launch it 50 mind blowing eye popping science experiments
crash boom bang destroy theres nothing children love more than the satisfying smash and bash of things being demolished . they always do it for sheer amusement ; now they can do it in the name of science . just imagine watching a marshmallow grow bigger ... and bigger up to four times its size in the microwave . will it blow up or crashing cardboard racecars powered by ordinary balloons or launching homemade rockets . with over 50 mind blowing eye popping experiments accompanied by safety precautions and commonsense advice kids and parents are set for a smashing time