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Science Fair Project Ideas

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

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Eighth Grade Food Weather and Climate
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Showing 1 to 15 of 17
Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).
Can You Cook Using Only Sunlight?
Eighth Grade
Weather and Climate
In this science fair project, students make their own rain gauge to measure rainfall.
DIY Rain Gauge
Eighth Grade
Weather and Climate
In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.
When Air Masses Collide
Eighth Grade
Weather and Climate
This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.
Which Decaffeinated Tea Type Contains the Least Amount of Caffeine?
Eighth Grade
Food
In this science fair project, students find out how color affects how hot something gets.
Do Some Colors Create More Heat than Others?
Eighth Grade
Weather and Climate
This science fair project measures two teas to see if there a difference in infusion concentration based on the way the teas are packaged.
How Does Loose Rolled Tea Compare to Tea in Teabags?
Eighth Grade
Food
Thermometers are how we measure temperature, and we've all heard the terms 'centigrade' and 'Fahrenheit' tossed around, but what do they really mean?
Centigrade and Fahrenheit: What Do They Really Mean?
Eighth Grade
Weather and Climate
Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.
Types of Cookie Sheets
Eighth Grade
Food
Science fair project that evaluates the thickening power of different starches and determines whether it correlates to what we know about their chemistry.
Starches as Thickening Agents
Eighth Grade
Food
Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?
Pectin Methyl Esterase in Vegetables
Eighth Grade
Food
Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.
Food Circles and Nutrient Density
Eighth Grade
Food
Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.
A Denser Coke
Eighth Grade
Food
This project examines whether sugar substitutes are as sweet as real sugar.
Are Artificial Sweeteners as Sweet as Real Sugar?
Eighth Grade
Food
Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.
Homemade Psychrometer
Eighth Grade
Weather and Climate
Science fair project which determines whether the amount of food you currently eat will cause you to lose or gain weight over time.
Calorie Intake vs. Use
Eighth Grade
Food

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