Small booklet that gets you started in the wonderful world of rocks, minerals and crystals.
Includes answers to these questions:
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
This classic device is used to demonstrate the conservation of mechanical energy.
Ever wonder how to survive in the wilderness? These cards can help!
This is a classic demonstration toy of the powers of magnetic fields!
Great reference card for chemistry and physics students.
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
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