An electromagnet is a fun, cool science experiment that you can easily make at home. In this tutorial, learn how to make a powerful electromagnet with only three pieces! And the best part is, you probably already have these items in your house or garage! So, why not gather some supplies and try making an electromagnet? You will definitely impress your class and friends.
You Will Need:
*one D size battery
*one 1mm wire
*one long nail
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