Ninth Grade Science Fair Project Ideas

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

Showing 1 to 8 of 8

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?

Ninth Grade
Middle School

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

Ninth Grade
Middle School

The purpose of this study is to determine empirically the actual change of the world's climate over the past 100 years.

How Has Climate Changed over the Past 100 Years?

Ninth Grade
High School

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Can You Cook Using Only Sunlight?

Ninth Grade
Middle School

In this experiment, you will evaluate whether or not a diet that is supplemented with 'brain-enhancing' foods can help improve memory.

Diet and Memory: Is There a Connection?

Ninth Grade
High School

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Can You Hear Me Now?

Ninth Grade
Seventh Grade

Science fair project that explains why one particular frog species is in decline and another is not.

Are Frogs at Risk for Extinction?

Ninth Grade
Tenth Grade

Iodide in Salt

Ninth Grade
Sixth Grade

Ninth Grade Science Fair Project Ideas

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Ninth Grade Science Fair Project Ideas

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