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!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
The Ball of Whacks is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
This classic device is used to demonstrate the conservation of mechanical energy.
This genuine meteorite is great for the rock collector in your family!
The large realistic model has removable organs that can be studied and set back into the correct position.
Get one of the craziest and coolest kaleidoscopes around!
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