Energy comes in many forms. Electric energy can be converted into useful work, or mechanical energy, by machines called electric motors. Electric motors work due to electromagnetic interactions: the interaction of current (the flow of electrons) and a magnetic field.
Find out how to make a simple electric motor.
Insulated 22G wire
2 large-eyed, long, metal sewing needles (the eyes must be large enough to fit the wire through)
Small circular magnet