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Make an Eddy-current motor
By BookStore on September 25, 20150When current is induced in such a conductor, the induced current often flows in small circles that resemble eddies...
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Display a three dimensional magnetic field in mineral oil
By BookStore on September 25, 2015In this science experiment, you will suspends some iron filings in mineral oil to allow you to see a...
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Study what effect high or low temperatures have on a magnet
By BookStore on September 25, 2015Extreme heat can destroy magnetism whereas extreme cold can make a magnetic field stronger. Test the effect extreme temperatures...
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Compare the magnetic properties of iron and rust
By BookStore on September 25, 2015In this science experiment we will compare the magnetic attraction of rusty iron filings with regular iron filings, by...
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Build a device that can detect a small amount of magnetism
By BookStore on September 25, 2015The strength of the new magnet is determined by how many times it is stroked with the permanent magnet,...
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Compare current induction using a south vs. a north pole of a magnet
By BookStore on September 25, 2015Electrical current can only flow when there is a difference in electrical potential, not when they are alike. Observe...
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Find your way with magnetic power by making a compass
By BookStore on September 25, 2015In this science experiment we will be making a compass with a simple steel sewing needle, by magnetising it.
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Propel a small ‘boat’ with magnetic power
By BookStore on September 25, 2015You can have a lot of fun by making a 'sail' boat that is invisibly driven by magnetic power....
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Make steel objects magnetic by stroking them with a permanent magnet
By BookStore on September 25, 2015A piece of steel or steel nail can also be turned into a 'permanent' magnet by stroking it several...
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Make bar magnets float on top of each other
By BookStore on September 25, 2015In this science experiment we will be making magic and having fun with magnets and the laws of magnetism....
