Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

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

Explore if planting seeds in a certain direction will affect how fast it germinates.

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

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

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

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

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.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

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

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.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

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.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

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

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

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!