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How do organic materials become soil? This science experiment measures what materials biodegrade.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Test whether plants can grow without sunlight and water.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This science fair project idea investigates if fats add to the flavor of food.

Discover whether a metal will expand under hot water.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Try making these hand-dipped candles with your child and help bring colonial history to life!

In this science fair project you will make a model of a cell membrane using very simple material.

This science fair project idea investigates how color affects temperature.

Plants and light seem to be good buddies, but how far does the friendship really go?

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

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

Play with balance and simple engineering as you hurry to create a sturdy rock tower.