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This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Use pepper and soap to discover some fun facts about the properties of water.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Discover whether cold or hot water from the faucet will boil faster on the stove.

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

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Test your friends to find out if you can replicate the placebo effect's incredible results.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

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!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Using a toy race car kids create a visual model of the Doppler Effect.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Plants and light seem to be good buddies, but how far does the friendship really go?

Here's a pressed leaf card project that puts science and writing together for your second grader.