These brightly colored blocks slide the rail stack and click together to create hours of engineering fun. Stimulate young minds with these variously shaped building blocks that allow kids to experiment with gravity and construction. It is the perfect building block for practicing motor skills, shape recognition, color recognition, and problem-solving. This whole set is compatible with other block brands. Made from durable ABS plastic, this US ASTM 963 certified set is a great toy for adults and children to participate in together.
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308-piece set. Create your own marble race track
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ABS plastic. Durable material made to last a long time
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Educational. Develops your child's creativity, problem-solving, & more
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Safety-certified. Absolutely non-toxic, perfect gifts for both boys & girls ages 3 or above