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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

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

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

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

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

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!

Help your child celebrate the summer and the sun by making a sandy seascape.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This project compares the strength of one, two, and three-ply toilet paper.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.