Explore scientific concepts with this experiment that introduces kids to the scientific method!

Will the shape of an ice cube impact how fast the ice melts?

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

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 science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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.

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.