Talc is a clay mineral that, along with corn starch, was the primary ingredient of baby powders, often called simply talcum powder when talc was the main agent. Talc is aso notable for its identificaion as the lowest possible hardness on the Moh's scale. With a value of 1, talc is so soft that it can be scratched by a finger nail.
Included: one 1" chunk of talc
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
A combination of three of our great discovery toys, all in one package!
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
Build a magnetic levitating train with this science fair project kit!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Build your own windmill generator kit by recycling a plastic bottle!
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