Teach your preschooler some physics that she can relate to with this fun and simple activity!

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

Teach your child about using pumps to move water in this simple and educational preschool science activity!

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Using a toy race car kids create a visual model of the Doppler Effect.

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

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

This science fair project idea investigates whether air has mass and weight.