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Reversible Compound Kater's Pendulum
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.
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Water Accelerometer
Visualize acceleration and centripetal force with this unique device.
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Eisco Double Concave Glass Lenses
Individual spherical glass lenses.
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Density Set, Delrin, Set 12
Set of 12 Delrin cylindrical bars of different length but the same diameter.
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LED Ray Box
Demonstrate the optical principles of lenses and mirrors.
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Ward's® Essentials Trebuchet Kit
Recreate the medieval weapon using counterweights.
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E.I. Double Convex Glass Lenses
Individual spherical glass lenses.
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E.I. Double Concave Glass Lenses
Individual spherical glass lenses.
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Eisco Semi-Plano Glass Lenses
Individual round glass lenses made with one flat side.
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Plastic Pulley Double
Economical pulley for simple machine experiments.
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Racing Rings
With the magnet is on the outside, it's easy to see the science behind these eddy tubes.
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Stem Explorations, Levers and Pulleys Building Set
Explore STEM concepts while building lever and pulley models!
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Plastic Pulley Single
Economical pulley for simple machine experiments.