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This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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

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

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This science fair project teaches students the differences between fruits and vegetables.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This science fair project idea identifies trees using a dichotomous key.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

The goal of this project is to create an exciting topographical map out of dough.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

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

This science fair project idea compares biodiversity between drops of water.

In this experiment we will be determining whether birds prefer certain colors of seed.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Find out whether putting something on top of a plant will inhibit its growth.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.