In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

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

This science fair project idea determines if family members can recognize one another using only the sense of smell.

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.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

In this project, several food items are tested to determine whether they contain starch.

This science fair project idea examines liquids of different densities.

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.

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

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

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

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

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

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

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

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This science project idea examines the effect of microwaving on various objects.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This science fair project idea determines what household items are good conductors of electricity.

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