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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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Showing 1 to 15 of 272
This cool music science fair project idea has kids determine the effect of music on memory. Can music improve our cognitive abilities? Why or why not?
Psychology and Sociology
Middle School
This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.
Psychology and Sociology
Middle School
The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.
Psychology and Sociology
Tenth Grade
Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.
Science Fair Project Ideas
Fourth Grade
Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.
Science Fair Project Ideas
Fourth Grade
In this CD hovercraft science project, students will construct their own DIY hovercraft.
Science Fair Project Ideas
Fourth Grade
In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.
Psychology and Sociology
Middle School
Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.
Science Fair Project Ideas
Seventh Grade
Check out 10 of our favorite chemistry experiments for kids. Little mad scientists can learn about endothermic and exothermic reactions, electrolysis, oxidation, and combustion with easy experimental procedures that enlighten young minds while minimizing the need for specialized equipment.
Science Fair Project Ideas
Chemistry
This science fair project idea discovers the average time it takes for a person to remember something completely.
Psychology and Sociology
Middle School
Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?
Science Fair Project Ideas
Ninth Grade
How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.
Science Fair Project Ideas
Fourth Grade
This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.
Science Fair Project Ideas
Eighth Grade
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Science Fair Project Ideas
Second Grade

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