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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 65
Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.
Chemistry
Ninth Grade
This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.
High School
Chemistry
Investigate which substances are most effective at removing salt from water.
Chemistry
Ninth Grade
Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.
High School
Chemistry
This science fair project idea sheds some 'light' on which color of candles burn the longest.
High School
Chemistry
This experiment will explore whether adding different substances to a gel affects its strength.
High School
Chemistry
introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.
Chemistry
Ninth Grade
Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.
Chemistry
Ninth 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
Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.
Chemistry
Seventh Grade
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
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

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