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!

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Find out whether packaged seeds actually do expire in this new science fair project idea.

Make these homemade friendship pencils for a party or the beginning of school and have a stylish writing utensil that kids will love trading.

Encourage your child to take a page from Bridget Riley and the op art movement, and see if she can create an optical illusion in her artwork.

Turn snack time into a healthy ho-ho-holiday activity! Make a face that looks like a cartoon Santa using fruits. It will be a fun activity that will get your family in the holiday spirit, and spice up your snack time with healthy treats.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Your child can now recreate history by building his very own fortified castle.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

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

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Help Mother's Day feel special for weeks and months ahead, while giving your child some good writing practice, too.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

What better way to care for the earth than to create a Call to Action plan for the entire family?

Let your fifth grader get in touch with this inner chef by making these delicious no-bake nanaimo bars--named after a city in Canada.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

As your fifth grader brainstorms and creates a plan for peace, your child will give his creativity and fine motor skills a boost!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

These homemade juggling balls are super simple to make and are a blast to play with. Not to mention, they're great practicing hand-eye coordination.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science fair project idea determines the most effective method of preserving food.

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Horse chestnuts are inedible, but British children found a fun use for them around the 1840s by turning them into a game called Conkers.

Surprise your favorite bookworm this Halloween with a witchy bookmark!

This science fair project idea produces sounds by creating vibrations using different objects.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.