Here's a hands-on activity that helps your child understand the concept of "circumference."

Learn about the architecture of Asia by building your very own model of a pagoda!

This easy paper craft looks like the ancient Moai sculptures of Easter Island.

Let your young chef whip up some cheer in the kitchen with these tasty and adorable chocolate trees snacks.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Redecorate the smart way -- pillow covers are a fast, fun and easy craft that can transform a room with an artsy punch of color.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Construct cute baby chicks with nothing but fuzzy pom-poms and an assortment of other craft supplies.

mix and match your own creative outfits while also predicting clothing combinations -- style and statistics practice all in one!

Get ready for Halloween with a pumpkin mask made from construction paper!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Your child can cut and fold her way to lots of lovely spring tulips through the art of origami!

Halloween wouldn't be complete without a creepy paper hand with spider and eyeball rings to help decorate a haunted house!

Make this easy homemade tie for a great Father's Day gift this year.

On Father's Day, delight Dad--and stretch your early reader, too!--with this adorable ABC book of "Fun with Dad."

Help your child construct and author a "sempuyo," a traditional Japanese book with accordion-style pages; she will develop her writing and fine motor skills.

Combine music, history and craft by making a Native American instrument of your own

Does the idea of taking your child to an art museum sound daunting? Create your own museum and give your child some practice with shapes!

Is it a square or a circle? See if you can trick your friends with this zany science project!

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.

A Christmas tree advent calendar will help your child count down the days until the holiday. This craft is a great way to keep your child busy this winter.

Make a peace dove to commemorate Black History Month and hang it in your home as a quiet reminder of the spirit of the movement.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This Christmas gnome hails from Scandinavia. A Christmas gnome, also known as a nisse, gives gifts on Christmas.