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Scientific Method - Coffee Lab

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In this hands-on lesson, students design and execute an experiment to maximize caffeine extraction when making coffee. The caffeine testing is conducted using a Spectrometer. The focus of this lesson is on identifying independent, dependent and control variables.

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Grades: 9th Grade, 10th Grade, 11th Grade, 12th Grade
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This high school lesson was created to discuss Martian and potentially future soil on Earth. The overall goal is to achieve biodiversity and health within the soil. It should hold moisture but not too