Demonstrate magnetic fields on your desk or overhead with this clear container of iron fillings. Using magnets, you can show students how the fillings...
A dramatic visualization of air pressure. This 1000 ml bottle has a balloon attached to its neck and an additional hole in its base fitted with a rubb...
The SparkFun RedBoard is an Arduino-compatible board that is perfect for use with the Vernier Arduino Interface Shield. It is a surface-mount board, w...
A rheostat controls the light intensity coming from the incandescent lamps in the instrument heads, and the battery handle utilizes a bayonet for chan...
Soaring over mountains, winding down roads, and over the ocean, a tiny seed travels many dangerous paths before it can grow into a healthy plant in Er...
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