What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Don't throw out all those old artworks! Your child can transform them into a fun and exciting paper circle garland she can use for decorating her room.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Your fourth grader will hone his fine motor skills and learn to follow directions as he creates this recycled angel tree topper out of an ordinary soda bottle!

Celebrate Kwanzaa with your fourth grader, or introduce them to a new cultural practice, by showing them how to weave a Kwanzaa mat out of an ordinary paper bag!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Introduce your fourth grader to the deliciousness that can come out of the kitchen by helping him make these sugary traditional Mexican cookies, or biscochitos.

Are you looking to entertain your child and a large group of their friends? Try out Chain Tag. The more players you have, the more fun the game becomes!

Are you tired of the same old Easter egg dying routine? Does your kid love to try new art techniques? If so, try making Easter eggs out of embroidery floss!

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

For some good "green" fun, pull out your blender. A spinach smoothie?! You better believe it! And kids will not only slurp it up, they"ll beg for seconds.

This prime number game is the perfect way to get to know prime numbers. Deal the cards and flip them over. When players a prime number they call out, "Prime!"

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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.

This op art craft project turns out eye-popping abstract art! Your kid can flex her creativity to make op art with a few household items in her fave colors.

Show your fourth grader how to design and print his own chop, a Chinese "signature" of sorts that uses calligraphic characters or motifs.

Looking for a fun summer activity to capture all your vacation memories? Create a summer scrapbook with your child!

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

Here's an innovative math puzzle that you can create with your fourth grade math student.

This crazy-easy felt sandwich sewing project is a fun way to get your child interested in the art of sewing.

Remember the classic card game, Go Fish? Here's a fun twist on it that will help your kid learn her the different parts of speech in a fun way!

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This simple way to help your child understand story problems begins as a quick activity and turns into a study tool for years to come!

Boost your child's listening, verbal and teamwork skills with this unique trust game in which one player guides another through a maze using only words.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.