Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

An "I Love You" book is a perfect gift for a very special friend on Valentine's Day. Our "I Love You" book shares the love in eight different languages.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

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

Create your very own "stained glass" flower, the perfect gift for mom this Mother's Day!

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Satisfy your child's love of the game with a paper project starring his favorite pigskin!

Create a beautiful pop-up paper lantern and will serve as the perfect decoration at your next party.

Explore African and Asian traditions with this recipe for homemade henna ink!

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Slip some science into storm watching with a homemade rain gauge!

Help your third grader learn time zones with this fun map activity!

Play a game of "restaurant" to reinforce real-world applications of counting and using money.

Craft a patriotic placemat from red, white, and blue construction paper in this festive craft project!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Don't despair if numerators and denominators seem like a bore to your child. This colorful collage is sure to show him the brighter side of fractions.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Make a bouquet of colorful duct tape flowers in this hands-on spring craft.

Practice writing skills and use imagination with this fun activity, where your child will write a story about what he thinks life would be like on a cloud.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

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?

Teach your child the art of the status update with this cutting-edge take on the old-fashioned book report: the social media book review!

This Kool-Aid tie-dye activity is a kid-friendly craft that never gets old. Learn how to make tie-dye shirts using assorted Kool-Aid flavors here.

Turn a real-life hero into a folklore hero. Your child can write a tall tale that makes a Davy Crockett or John Henry out of someone they personally know.

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

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!