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.

Make sourdough bread...and learn some colonial history and modern science in the process!

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

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 windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

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.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

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.

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

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!

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

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

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

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

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

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

This science fair project idea examines the reason boats are shaped and engineered.

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

This easy at-home experiment is a great way to "see" science.

Construct batteries that make electricity from fruits with this fun science fair project.

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

Science fair project that determines whether mass and weight are the same or different.