Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

In this project students experiment with making music using only glasses of water.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This basketball project explores the best way to make the perfect shot every time.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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

Find out which kind of bubble wrap fares best when put in impact.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Find out which type of sponge holds the most water.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

What happens when colored beams of light mix? You might be surprised.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.