Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

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

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

In this project, a basketball containing different psi is dropped to see how well it bounces.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this activity your child will create their very own marble maze!