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

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Is your child struggling with the principles of magnetism? Here's a fun activity to demonstrate polarity and understand the basic principles of magnetism.

Introduce your child to science with something they see everyday--their shadow!

This science fair project idea produces sounds by creating vibrations using different objects.

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

Find out whether matching resonant frequencies can cause objects to shatter.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!