Retractable measuring tape comes in transparent plastic case. Tape includes inches (up to 40) on one side, and centimeters on the other. Retracts back into case with a touch of the button. Attached key chain makes it easy to put on a keyring, snap onto a backpack or hang on a small hook.
Use this kit to conduct experiments with models to learn about forces and simple machines!
Dig deeper, and discover the fascinating crystal structures of minerals and rocks with this great kit!
Use this awesome prism to teach about optics and light in the classroom setting!
Learn Chemistry While Creating Sweet Treats
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
Defy gravity with this cool balancing eagle!