Education.com
Try
Brainzy
Try
Plus

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.

Sort by:
Showing 46 to 60 of 284
Science fair project that uses distillation to convert salt water into fresh water.
Chemistry
Seventh Grade
How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.
Chemistry
Ninth Grade
Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.
Chemistry
Eighth Grade
Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.
Physical Science
Tenth Grade
Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.
High School
Chemistry

Share these projects with friends

clear all

Filter by

Subject
DIY Worksheets
Make puzzles and printables that are educational, personal, and fun!
Matching Lists
Quickly create fun match-up worksheets using your own words.
Word Searches
Use your own word lists to create and print custom word searches.
Crossword Puzzles
Make custom crossword puzzles using your own words and clues.
See all Worksheet Generators