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K’NEX Intro to Simple Machines: Levers and Pulleys
Liquidation
Identify All Three Classes of Levers and Their Key Parts
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Iron Fillings in Plastic Bubble
Demonstrate magnetic fields on your desk or overhead with this clear container of iron fillings. Using magnets, you can show students how the fillings move and cluster together.
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Small Magnetic Compasses
Very inexpensive magnetic compasses are specially suited for tracing the magnetic fields of bar magnets. Each compass has a polished aluminum case and a beveled glass top.
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Large Wave form helix
The Large Wave form helix easily demonstrates wave phenomena.
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Donut Magnet
Good for magnetic experiments. Not so good with coffee.
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Steel Sphere Density Set
Great for teaching that density depends of both mass and volume, students can't seem to put these spheres down! Two steel spheres are great for teaching the skills of observation and deduction.
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