"470334-300"

Excellent demonstration of compression for hooke's law. Approximately 300mm long with a 10mm diameter and wire of 19 SWG.

For class model building.

This exceptional guide to North American insects is a benchmark against which all other guides are measured.

Explore Energy Resources

One Racer, Endless Design Possibilities

Reinforce understanding of the many powerful forces at work in creating and re-creating rocks with the 75 review cards featured in this fun game.

Learn while you play with this interactive review game. Students play Bingo using 75 review cards covering the curriculum standards on rocks.

Efficiently illustrates the various types of diffraction.