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Demonstrate which cooking method gets rid of the most fat.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

This project compares the strength of one, two, and three-ply toilet paper.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

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

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

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.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

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

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.