Nature & Science

Build your own mechanical hand, slip it on like a glove, and get a grip, without motors or electricity. It uses hydraulic power to simulate the mov...

What's cooler than building a bot? Building 8 of 'em! A 48-page, full-color book guides the assembly, and a compact solar panel gives them power. T...

Does Planet Nine exist? Complete 50 missions as you travel the solar system to discover it. A space adventure card game for gamers, requiring teamw...

Start your own rock collection and even grow your own geode. This STEM-focused kit comes with a labeled tray, plus a book with lively illustrations...

Sculpt 15 sweet pets from oven-bake clay, then accessorize them for display in the durable chipboard truck. The details on this set make for limitl...