This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Start your toy engines -- this is going to be a fast and friction-filled race!

Using a toy race car kids create a visual model of the Doppler Effect.

Do you think heat can affect a plant's growth rate?

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

In this science fair project, we will test how different kinds and shades of hair respond to bleach.

Will people perceive your intelligence differently depending on your hair color? Find out in this science fair project idea!

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This science fair project idea explores if male or female humans are more likely to exhibit some form of color blindness.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Test your friends to find out if you can replicate the placebo effect's incredible results.