It can easily improve children's imagination, creativity, hand-eye coordination, cognitive competence, operational and logical thinking ability during construction.The building sets come with tools and clear step-by-step guide with photos of the models that can be followed. Player can entertains himself by building toys independently.Improve your kids' imagination and creativity by challenging them to build their own cars, animals, robots and anything they can imagine!Kids building toys are made of ABS plastic and TPR material, and Building Blocks STEM Construction Engineering Kits are easy to wash and come with a sturdy storage box for quick and convenient cleanups.