This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Your child can create a special winter headband with the help of some white felt and a length of silver ribbon.

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

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Invigorate your fourth grader's mind by helping him turn his room into a woven masterpiece using various lengths of material.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Make a poodle skirt for a creative sewing project with your child that will also be a blast from the past!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Decorate with a banner made from paper, clover shapes and buttons to celebrate spring or St. Patrick's Day!

This science fair project idea investigates how color affects temperature.

Create a special Father’s Day surprise by planning and mapping a hike around the neighborhood!

Create a paper jack-o'-lantern from upcycled paper bags and newspapers with this fun Halloween craft project!

Have your child try her hand at creating a colorful, beaded necklace that's not only stylish, but also tells a story.

Get kids excited about gathering their school supplies by teaching them how to make their own writing supplies!

Grab some rope and a couple of rafts and you're ready to play Rope Rush, an exciting race game for the pool!

This beginner's sewing craft turns ordinary gloves into fancy fur fashion statements!

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

make the most original Easter eggs on the block with this beading craft to ring in the Spring!

Have a young architect or designer on your hands? Here's an easy activity for him to learn the basics of landscape and architecture while having fun!

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

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Create a yarn doll out of a few toothpicks and colorful string with this Guatemalan craft.

Create some commotion on your table this Halloween with some flying bats that'll be cute enough to cause a ruckus among your little party monsters.