The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

Using a toy race car kids create a visual model of the Doppler Effect.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

This experiment will examine and precisely measure the amount of sugar in various sodas.

This science fair project idea compares the mass and density of objects.

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

This science fair project idea demonstrates that plants give off water.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

This project examines whether people's taste perception is influenced by what they see.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Explore convex and concave objects and how they reflect light.

This experiment will explore whether fractals really repeat themselves infinitely.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

In this project children practice the scientific method while playing with puffy paint.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.