This kit allows you to build a crawling bug-shaped miniature robot. Its two open chassis sub-miniature motors are light-sensitive, and control it’s bug-like behavior. With adjustable speed, two different walk settings, and LED "eyes" that indicate it’s driving direction, this is a cool introductory kit to soldering for a science project or a classroom setting.
Every kid needs one of these spheres!
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
The large realistic model has removable organs that can be studied and set back into the correct position.
This genuine meteorite is great for the rock collector in your family!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
This classic device is used to demonstrate the conservation of mechanical energy.
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