In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

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

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

Learn all about balance and motion as your child designs a corn maze!

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

I scream, you scream, we all scream for homemade spearmint ice cream!

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Learn about nature by making your own mini moss garden.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.