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.

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

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!

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

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

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

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Learn with makes water molecules work with this fun and easy science activity!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.