Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

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.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

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!

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

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

In this experiment you will use plastic and magnets to test your local soil composition.

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!

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

This science fair project outlines the uses of gold and explores the monetary value of gold.

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.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

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

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

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.

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

This slightly messy, but tons-of-fun tactile activity will cement the idea of the land and water as pictured on maps in your young learner's mind.

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