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Seventh Grade Science Fair Project Ideas

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

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Using a nine-volt battery to create an electrical field around a nail, students make their own electromagnet.
DIY Electromagnet
Seventh Grade
Fourth Grade
In this science fair project, students will use four different household objects to see which ones form the most or best crystals.
Substrate City: What Household Objects Form the Best Crystals?
Seventh Grade
Elementary School
In this science fair project, students will construct their own hovercraft.
DIY Hovercraft
Seventh Grade
Fourth Grade
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
Seventh Grade
Middle School
Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).
Can You Cook Using Only Sunlight?
Seventh Grade
Middle School
This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.
Font and the Impact of the Written Word
Seventh Grade
Middle School
In this science fair project, students create their own miniature salt flats at home.
Create Your Own Miniature Salt Flats!
Seventh Grade
Fourth Grade
This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.
Natural Herbicide vs. Commercial Herbicide
Seventh Grade
Middle School
This experiment evaluates which road-side objects have the greatest influence on driving speed.
Slow Down! How Do Road-Side Objects Influence Drivers?
Seventh Grade
Middle School
In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.
How do Crystals Form?
Seventh Grade
Middle School
In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.
How Does Heat and Pressure Create Metamorphic Rocks?
Seventh Grade
Fifth Grade
In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.
Flow Rate and Plant Growth
Seventh Grade
Sixth Grade
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?
Seventh Grade
Middle School
The objective of this experiment is to evaluate which types of people are most impacted by the McCollough effect.
Studying Visual Trickery with the McCollough Effect
Seventh Grade
Middle School
This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.
Do Screen and Text Color Affect Retention?
Seventh Grade
Elementary School

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