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Products
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2xAA Battery Holder with Cover
This 2xAA Battery Holder with Cover with wires is excellent for use in any hobby or science project. Comes with wire leads for easy hook-up, and has a on-off switch function, making it perfect for use in hobby projects. Recommended for electronics applications, for use in science fair projects and more!
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D type Battery Holder
Build A Better Battery Pack Our each is (4) of the blue plastic "D" Cell modular battery holders, approx 3-3/8" x 1-7/16" x 1-1/8" deep without tabs. They slide together either side-to-side or end-to-end or any combination of both, with connecting tabs in both directions. D type Battery Holder can be wired parallel or in series. Open tops. Interesting possibilities.
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Plastic D Cell Battery Holder
Build A Better Battery Pack Our each is (4) of the blue plastic "D" Cell modular battery holders, approx 3-3/8" x 1-7/16" x 1-1/8" deep without tabs. Plastic D Cell Battery Holder slides together either side-to-side or end-to-end or any combination of both, with connecting tabs in both directions. Can be wired parallel or in series. Open tops. Interesting possibilities.
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Lenz Law Apparatus
Lenz Law Apparatus consists of two metal rings conected by an aluminum beam that can rotate freely on a support. One of the rings is a closed loop;the other has an opening for comparison.When a bar magnetic flux will change.According to Lenz's law,a current will be induced in the loop to oppose the change.Students can verify the law by analyzing the movement of the loop.Comes with a comprehensive activity manual.Unit measures 8"x6"x3".
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