The Science of Coffee: From Bean to Brew

~60 min · 15 stations

Start reading — Station 01

Conductor

The Conductor

Welcome aboard the bean-to-brew express. We are diving deep into the chemistry of your morning ritual, so keep your hands inside the station at all times.

What you will learn

Read the stations in any order. Each quiz you pass earns you Miles, which we’ll save for when you’re ready to sign in.

FOUNDATION

Establishes the core vocabulary and essential context you need before going further.

• Identify the biological factors influencing flavor profiles

Station 01: The Botanical Origins of Coffee▶

• Trace the cultural spread of coffee cultivation globally

Station 02: Historical Routes of Coffee▶

• Examine the physical layers of the coffee fruit

Station 03: The Anatomy of a Coffee Cherry▶

CORE CONCEPTS

Unpacks the ideas and principles that the subject is built on.

• Analyze chemical changes during thermal bean processing

Station 04: The Chemistry of Roasting▶

• Compare wet versus dry bean processing techniques

Station 05: Processing Methods and Flavor▶

• Define the physical principles of solute removal

Station 06: The Science of Extraction▶

• Evaluate the relationship between particle size and flow

Station 07: Grind Size and Surface Area▶

MECHANICS

Examines how things actually work — the processes, rules, and systems in action.

• Assess how mineral content influences brew flavor

Station 08: Water Chemistry Fundamentals▶

• Measure temperature effects on molecule solubility

Station 09: Thermal Dynamics in Brewing▶

• Explain the mechanics of pressurized water extraction

Station 10: Pressure and Espresso Science▶

APPLICATION

Puts knowledge to use through real-world scenarios and practical problems.

• Apply extraction theory to gravity fed systems

Station 11: Drip Brewing Techniques▶

• Utilize agitation to maximize total dissolved solids

Station 12: Immersion Brewing Dynamics▶

• Adjust grind and dose for optimal shot yield

Station 13: Advanced Espresso Calibration▶

SYNTHESIS

Connects everything together and explores broader implications and open questions.

• Practice professional cupping and flavor identification

Station 14: Sensory Analysis and Evaluation▶

• Synthesize scientific data to create original recipes

Station 15: Designing Custom Brew Profiles▶

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General Public / 9th GradeAI Generated · gemini-3.1-flash-lite

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