In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

The purpose of this science fair project is to build a basic radio.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

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

How powerful is the reaction between baking soda and vinegar? Find out here!

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!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

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!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

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.

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

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

Teach your first grade scientist the difference between liquids and solids using maple syrup.