How to make an electric magnet

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This is for kids


This is so simple thing.you need following things first

1 A nail
2 A coil
3A battery
4A switch




Then turn the coil around the nail but before turning the coil cover the nail with a peace of paper.Then attach every thing according to the following circuit.finally give the power and close it to the metal dust then you can see they stick to the nail..




# Now you know how to make an electric magnet

# As your second project make an electric bell