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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!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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

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

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.

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

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

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

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

This science research project challenges students to think of more effective lobster farming methods.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

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

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

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.

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

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.