"Avantor"

Illustrated dissection guide.

Illustrated dissection guide.

Unlike traditional pendulums, the Kater's pendulum center of gravity does not have to be know in order to determine the acceleration due to gravity.

Investigate Insect Life Cycles, Behavior, and Much More!

Illustrated dissection guide.

Illustrated dissection guide.

There’s no more effective way to illustrate habitats in nature than with a living terrarium, and these sets make it easy to set up as many as you want.

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Trilobite

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Calcite is a translucent calcium carbonate mineral, mohs hardness 3.

A textbook example of pure crystalline carbon which is extermely soft.

Selenite is a Clear gypsum mineral with a moh's hardness of 2.