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Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

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

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.