What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

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

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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.