Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Discover which fabrics shrink the most in the wash and why.

Your child will decorate a headband with any bugs they can think of, then they'll add antennae so they can pretend to be a bug!

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Learn all about balance and motion as your child designs a corn maze!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

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.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

In this science project, the center of gravity is explored.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

This science fair project examines how seeds hitchhike on animals and clothing.

Examine whether males or females are more likely to have a higher center of gravity.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The project investigates how friction affects motion by using different surface textures.

In this experiment you will use plastic and magnets to test your local soil composition.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

This science fair project idea investigates whether air has mass and weight.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.