This sleek and small digital pocket scale is affordable and perfect for use in either the lab or classroom, or for small cooking measurements at home.
This ultimate chemistry set features 250 mind-boggling experiments!
Easily assemble a working alarm motion detector!
This classic device is used to demonstrate the conservation of mechanical energy.
Build a model green house and 9 other green energy-related devices with this great kit!
Build a model car that runs on hydrogen gas using a unique reversible fuel cell!
Build over 60 projects with this deluxe version of the Snap Rover kit!