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Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

How powerful is the reaction between baking soda and vinegar? Find out here!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Give your budding young observers a chance to discover simple machines at use in their own home.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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?

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

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This science fair project idea explores whether talking to a plant will help it grow.

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

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

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Engineers in training can get started with this simple wheel-and-axle construction 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.

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

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Introduce your child to science with something they see everyday--their shadow!