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

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

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.

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!

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Make edible amber fossils with your second grader to explore the fascinating world of science!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Here's a pressed leaf card project that puts science and writing together for your second grader.

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.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

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

In this science project, the center of gravity is explored.

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

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

In this activity, your child will be challenged to make a tower using paper cups.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.