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.

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.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

Create a self-portrait from natural materials in this collage craft activity!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

Use pepper and soap to discover some fun facts about the properties of water.