A school of fish

This magnetic-levitation train was made with this kit . It was a fun project for an afternoon, and the children were really pleased with ...

If you mix iron filings with baby oil or vegetable oil in a quart jar, shake the mixture very well, and then hold a magnet near the jar,...

Making your own compass is fun and easy---you just need to magnetize a needle. Do this by stroking a magnet in the same direction 30 or 4...