Fully extend this slinky pop toob and twirl it to create a cool whistling sound. The toob extends up to 4 times its compressed size. You can also twist it and use several toobs to make cool creations. Awesome as an economical desk toy--makes a great stress reliever!
Build over 60 projects with this deluxe version of the Snap Rover kit!
Use this awesome prism to teach about optics and light in the classroom setting!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
A cool kit that helps you build your very own robotic arm!
This hanging Galileo thermometer is a gorgeous way to display the temperature outdoors!
Build over 100 exciting electronic projects with this easy to use kit!