The Perplexus Rookie puzzle is a three-dimensional puzzle challenge like no other. Guide the metal ball through the maze finish--we guarantee you that it’s a lot harder than it looks. 75 barriers designed to keep the ball from getting to the end will step up your level of concentration. Highly recommended as a holiday gift or birthday present!
This is a great clean heat demonstration model for the classroom setting!
This Celestron digital microscope rises to a new level with the included adjustable-height stand.
The cards show the name of the element, the atomic number, group, natural state and common usages!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
Explore the invisible and amazing power of magnets with 33 engaging experiments and games.
High-quality green laser pointer projects a green dot up to an incredible 2 miles away.