"NEWPATH LEARNING LLC"

For physics experiments and demonstrations such as kinetic, density and volume measurements, pendulum bob, potential energy and conservation experiments, ballistics etc. Solid ball, 1-1/2" (40mm) diameter. Made of Steel. Sold as a pair. Comes with a Teacher's Guide.

Economical and effective.

For Use With Solar Cell.

With this collection of science kits, you and your students can explore the concepts behind and the many applications of solar hydrogen, direct methanol, and other fuel cell technologies.

Show How Direct/Indirect Sunlight Provides Power

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Create your own computer controller dual axis solar tracker in under and hour, using only a screw driver.

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Show How Direct/Indirect Sunlight Provides Power

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.