Mega Cyborg Hand Rocks & Fossils This single-player logic game challenges

This single-player logic game challenges you to build gravity-powered marble mazes using towers

Explore the essential work of the kidneys with this super-soft

5" plush is perfect for kids

making it a perfect companion for birdwatchers

Try trial-and-error experiments to test your engineering skills—can your gumball make it to the end of the track

Mega Cyborg Hand Rocks & Fossils This single-player logic game challengesMega Cyborg Hand is a hands on engineering kit that lets kids build a giant robotic hand they control with levers and strings. Modeled after human anatomy, this buildable model teaches principles of biomechanics, motion, and mechanical design through tangible interaction and creative exploration. Why youll love this Assembles into a realistic six fingered robotic hand using durable plastic components Operates by pulling levers to control each finger