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High School Science Fair Projects

Need a science fair project that's fun, engaging, and appropriately rigorous for a high school science fair? Education.com has assembled a rich collection of high school science fair projects and high school science fair project ideas written by our team of professional scientists, science teachers, and educational consultants. We offer free high school science experiments on every science fair topic, including physics, chemistry, biology, engineering, and even psychology. Check the boxes in the sidebar to filter your results, or use the search bar to find a winning idea for your upcoming science fair. Hundreds of good science fair projects are only a click away.

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Showing 31 to 45 of 73
This science fair project idea sheds some 'light' on which color of candles burn the longest.
High School
Chemistry
In this experiment you observe fires of different colors: white, blue-violet, and green.
High School
Chemistry
Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.
Chemistry
Sixth Grade
Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.
Chemistry
Eighth Grade
Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.
High School
Chemistry
Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.
Chemistry
Seventh Grade
Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.
High School
Chemistry
Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.
Chemistry
Ninth Grade
Study emulsifiers and learn how work, use in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.
Chemistry
Eighth Grade
Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.
Chemistry
Ninth Grade

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