This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.