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Build five out-of-this-world robots that are powered by the sun — batteries not required! First assemble the main robot, Helio, complete with solar...

Explore hydraulics, mechanics, and robotics with a buildable, handheld water blaster and claw! Using over 180 plastic pieces, assemble this awesome...

Explore the fascinating science of crystal growing in the palm of your hand! This gift set holds a 16-unit assortment of individual crystal-growing...

Grab this briefcase full of investigator's tools and get ready to track down some crooks! Learn about how detectives use forensic science to answer...