Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

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.

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

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

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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.

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!

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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

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!

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

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

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.

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

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

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