Need a good science fair project?  Build your own ion drive.  This is an easy to do project and can be done in one day. Build an Ionic Thruster like NASA Uses for Space Propulsion | Make:

An ion thruster produces a flow of air even though it has no moving parts. A version of this seemingly impossible device is used on a larger scale to propel deep space probes for NASA. The advantage to this system over others is that you need only an electrical source …

Source: Build an Ionic Thruster like NASA Uses for Space Propulsion | Make:


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