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Eighth Grade Science Fair Project Ideas

Finding eighth grade science fair project ideas can seem like a daunting task. For their 8th grade science fair projects, kids may be expected to employ more rigorous scientific controls, apply statistical analysis to their results, and graph their data. Science fair topics for 8th grade also tend to encourage students to engage in more independent inquiry by conducting original research. To this end, Education.com has put together an excellent collection of enlightening and appropriately rigorous 8th grade science fair project ideas written by our talented team of educational consultants, science teachers, and professional research and laboratory scientists. Use these for your 8th grader's upcoming science fair, or feel free to browse our collection simply to find fun and enriching 8th grade science projects and experiments to use as class projects or extra credit.

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Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.
Eighth Grade
Fifth Grade
Science fair project that examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.
Eighth Grade
Fifth Grade
This project examines the concentration of dissolved oxygen in water, with and without oil.
Eighth Grade
Hard
Science fair project that determines whether algae can be made to grow by feeding it supplementary carbon dioxide.
Eighth Grade
Sixth Grade
Science fair project that examines whether different types of algae produce the same amount of oil by comparing the surface beading of water droplets.
Eighth Grade
Sixth Grade
Science fair project that measures the number of Calories in algae obtained from different environments to compare the amount of oil present in each sample.
Eighth Grade
Sixth Grade
Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.
Eighth Grade
Ninth Grade
In this experiment we use Scotch Guard to make sand that resists water.
Eighth Grade
Middle School
Science fair project which determines whether the depth of a boat in the water changes how fast it moves and how straight it sails.
Eighth Grade
Fifth Grade

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