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Explore the belief in astrology as a predictive system.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science fair project idea measures physical dexterity as a function of temperature.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Free science fair project idea examining how different types of water affect plant germination and growth.

This science fair project investigates why the number of visible stars changes from place to place.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

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

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project evaluates if and how eating a large meal affects ability to perform mental tasks.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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

This experiment will evaluate if chewing gum affects students' test performance.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

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

This science fair project idea investigates how images are influenced by changes in light.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

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.