In this science fair project, young children notice and track changes in trees throughout the year.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

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!

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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.

This science fair project idea investigates whether air has mass and weight.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project idea explores how length affects the weight a bridge can hold.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Learn all about balance and motion as your child designs a corn maze!

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