Determine the specific gravity of common metals using this set of specific gravity cylinders. Four 13 X 50mm cylinders of aluminum, brass, steel and copper are included in this set. Excellent for use in any physics classroom!
A beautiful desk toy for your favorite person’s office!!
Build a hand that realistically moves its fingers using shape memory allow technology!
Build over 60 projects with this deluxe version of the Snap Rover kit!
Learn all about Newton’s Laws and Energy conservation.
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
This genuine meteorite is great for the rock collector in your family!