Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

This science fair project idea experiments with spinning color wheels and optical illusions.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?