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.

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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

This science fair project idea studies how talking on a cell phone affect driving?

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.