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Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project idea produces varying pitches of sound.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

The purpose of this science fair project is to build a basic radio.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Find out which kind of bubble wrap fares best when put in impact.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

In this science fair project, students create their own miniature salt flats at home.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

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.