Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

The objective of this science project is to determine the length of time for different seeds to germinate.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

This activity allows your kindergartener to translate what they observe into a beautiful poem.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

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.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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.

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

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.