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Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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

This science fair project teaches students about wilting and browning of salad greens.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

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.

This science fair project idea demonstrates that plants give off water.

In this activity your child will create their very own marble maze!

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

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

In this project children practice the scientific method while playing with puffy paint.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

This science fair project examines how seeds hitchhike on animals and clothing.

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

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.