Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

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

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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.

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 fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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