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Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Construct and experiment with a periscope using reflected light rays to gather an image.

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.