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Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

This science fair project idea demonstrates sonar mapping of the ocean floor.

This science fair project idea produces varying pitches of sound.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.