Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.