"470334-300"

Bulk connector strip to expand your TeacherGeek collection

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Operates 1/2 to 3 volts, 100ma start-up / runs at 15ma no load.  Strong torque - 300 RPM @ 1/2 volt. Great for gear drives.  2mm shaft dia. Size 1 1/4" dia x 1 1/4" long. 

Optical lenses, excellent for physics classroom demonstrations in optics and light refraction.

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

One Racer, Endless Design Possibilities

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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.