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

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!

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

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!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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.

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.

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

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project idea experiments with spinning color wheels and optical illusions.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

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

What happens when colored beams of light mix? You might be surprised.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!