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!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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

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

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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!

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

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

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

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

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

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

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Try this chemistry experiment with your curious kid and get some "shocking" results!

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.

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

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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

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

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

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

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

This surprisingly good glue recipe comes from common kitchen items.