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High School Science Fair Project Ideas

Great selection of high school science fair project ideas. These science fair projects can help you find high school level ideas for your science fair.

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This experiment will evaluate how texting and talking on cell phones influence reaction time.
Texting Versus Talking: The Effects of Cell Phones on Reaction Time
High School
Ninth Grade
This science fair project ideaexplores whether cooking food destroys potential vitamin levels.
Does Cooking Food Destroy Its Potential Vitamin Levels?
High School
Medium
This experiment examines the mathematics behind the birthday paradox and determines whether it holds up in the real world.
Testing the Birthday Paradox
High School
Ninth Grade
Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.
Measuring Sugar in Fruit Using a Refractometer
High School
Middle School
This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.
Investigating the Influence of Packaging on Children
High School
Ninth Grade
This science fair project idea explores the fastest average speed a human can talk.
How Fast Can You Talk With Accuracy?
High School
Middle School
This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.
The Gossip Factor
High School
Elementary School
This project analyzes people's emotional responses to images in painting vs similar images in photographs.
Painting and Photography: Which Produces the Greater Emotional Response?
High School
Ninth Grade
The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.
Can Yeast Ferment Polysaccharides as Efficiently as Disaccharides?
High School
Chemistry
Do people only 'hear' what they want to hear? In this project you will test this theory and examine the impact of expectations on hearing.
Melody Camouflage: Do We Hear What We Want to Hear?
High School
Middle School
This science fair project observes dominant and recessive traits in angelfish.
Observing Dominant and Recessive Traits in Angelfish
High School
Middle School
This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.
Who Is Most Likely to Demonstrate Inattentional Blindness?
High School
Ninth Grade
Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.
Heat Transfer? Can you Measure it? How is it Done?
High School
Medium
Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.
Can Certain Foods Make You Smell?
High School
Middle School
The objective of this science fair project is to determine the rate at which a plastic bag, a paper bag, and newspaper biodegrade over time.
Environmental Effects of Biodegradability on Plastic Bags, Paper Bags, and Newspaper
High School
Middle School

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