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!

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.

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

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

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.

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?

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.