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.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

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.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

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!

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

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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 explores how much force is needed to move a lever at different distances from the fulcrum.

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.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

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

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

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