This science fair project idea provides evidence that air is everywhere and takes up space.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

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

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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?

This project explores ways to prevent static electrical shocks.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science project allows students to study the psychology of happiness.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

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

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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

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 examines how seeds hitchhike on animals and clothing.

This science fair project idea explores whether color affects a person's emotional state.