A large set of 8 slotted brass weights of varying size and gram amounts. Useful for physics experiments in the classroom and indispensible for science teachers. Includes a handsome black horizontal hanger with a metal handle for carrying.
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
Easily assemble a working alarm motion detector!
Use this laser pointer for any professional presentation!
Exciting magnet exploration for ages 8 and up!
This classic device is used to demonstrate the conservation of mechanical energy.
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.