This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.