Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

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

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Find out whether packaged seeds actually do expire in this new science fair project idea.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

Teach your preschooler some physics that she can relate to with this fun and simple activity!