Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Start your toy engines -- this is going to be a fast and friction-filled race!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

Here's a science activity to help your child investigate how seeds are designed to travel.

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

This science fair project idea compares the cuteness reaction between genders.

This activity is a fun challenge for students who have just started learning to program educational robots.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

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.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.