This science project teaches students to classify different shapes of leaves.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

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

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

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!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Is it a square or a circle? See if you can trick your friends with this zany science project!

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

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

This science fair project idea examines the reason boats are shaped and engineered.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Give your budding young observers a chance to discover simple machines at use in their own home.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Help your child make a beautiful homemade sandcastle that will last!

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

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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