Simple sun tracker

This may not be the most efficient sun tracker, but it sure is simple. This is a really clever way to make a sun tracker, and here is how it works:

The small cell provides power to the motor directly. If there is no sun, or night, the motor is not going to work. The cardboard covers the cell to ensure the motor will turn on ONLY when there is enough light to move the sun tracker.

Make a simple sun tracker

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