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Lesson 3 — The AI Tutor System

Build a per-class AI tutor that quizzes you, explains what you missed, and adapts to where you're actually stuck. Better than a study group.

Course Students · Lesson 3 of 4

The most under-used feature of AI for students: building a private tutor for each class that knows your syllabus, your textbook, and where you tend to get stuck. By the end of this lesson, you’ll have one set up for any class you choose, and a study workflow that uses it.

What an AI tutor actually does

Think of it as:

It’s not magic. It’s just AI with the right context loaded and the right instructions.

Step 1 — Pick the class & gather material

Pick one class to set this up for. Don’t try to do all of them at once.

Gather what you have:

You don’t need everything. Even just the syllabus and a few weeks of notes is enough to start.

Step 2 — Build your tutor (Custom GPT or Claude Project)

This needs ChatGPT Plus (Custom GPTs) or Claude Pro (Projects). Either works.

In ChatGPT:

  1. “Explore GPTs” → “Create”
  2. Name it: [Class Name] Tutor
  3. Paste this as the instructions:
You are my tutor for [Class Name]. Your job is to help me understand the material — not to give me answers I don't earn.

Style:
- Patient, clear, slightly informal. Treat me like a smart student who's stuck, not someone you need to dumb things down for.
- When I ask a question, first check if I've understood the basics — if not, fix that before answering.
- Use real-world examples whenever a concept is abstract.
- When I get something wrong, don't just give me the right answer — ask me a guiding question that helps me see what I missed.

Rules:
- If I ask you to "do" my homework (write the essay, solve the problem set), redirect me. Quiz me on the underlying concept instead.
- For any factual claim about the material, prefer to cite the textbook or lecture notes I've uploaded. If you're not sure, say so.
- Don't make up cases, dates, or formulas. If you don't know, say "I'm not sure — check the textbook."
- Default to asking what I want to focus on, instead of dumping everything.

Reference material is in the uploaded files: syllabus, lecture notes, textbook chapters, past assignments.
  1. Upload your syllabus, notes, and any chapters as knowledge files.
  2. Test it: “What’s chapter 3 about?” should reference your actual chapter 3.

Step 3 — The 4 ways to use it

Once your tutor is set up, you’ll mostly use it in four modes:

Mode 1 — Concept explanation

When you read something in the textbook and don’t get it:

I’m reading chapter 5. The author keeps using the term “[concept]” and I don’t follow what they mean by it. Explain it like I’m smart but new to this. Use a metaphor.

Mode 2 — Practice problems

Before exams, generate unlimited practice:

Generate 5 practice problems on [topic from syllabus]. Mix difficulty: 2 easy, 2 medium, 1 hard. Don’t give me the answers yet. After I attempt each, give me feedback and the correct solution.

For STEM classes this is the killer feature — infinite practice problems, instant feedback.

Mode 3 — Pre-exam diagnosis

The night before an exam:

My exam covers chapters 1–6 of the syllabus. Quiz me on these chapters, but adapt to where I’m weakest. After I miss a question, ask 2 more on the same topic until I get it consistently. We have 60 minutes.

This finds your weak spots faster than re-reading every chapter.

Mode 4 — Concept connection

When studying for cumulative exams:

Looking at the syllabus, what are the 4–5 big themes that thread through the whole semester? For each, give me 2 questions that could appear on a final exam.

This is exactly the kind of cross-cutting thinking professors test for.

Step 4 — A weekly study workflow

Here’s a 90-minute weekly workflow that uses your tutor:

Sunday — 30 min: Pre-read this week’s chapters using the workflow from Lesson 1. Add new readings to your tutor’s knowledge.

During the week — 10 min/day: Whenever you’re stuck on a problem set or reading, ask your tutor. Don’t get unstuck alone for hours when 5 minutes with a tutor would resolve it.

Friday — 30 min: “Tutor, quiz me on this week’s material. Be tough.” Find your weak spots before the weekend.

Before each exam — 60 min: Run Mode 3 (pre-exam diagnosis) the night before. Practice the 2–3 weak spots an extra round.

What about academic integrity?

Using a tutor to learn is the same as going to office hours. Most professors are explicitly fine with it. The line: it’s a tutor, not a homework-doer.

You’re crossing the line if:

You’re not crossing the line if:

If you’re not sure where the line is, ask your professor. Almost all of them appreciate the honest question.

Step 5 — Update it across the semester

A tutor gets better as you feed it more. Every 2–3 weeks:

By the end of the semester, you have a tutor that knows you, your class, and where you struggle. That’s a tutor better than most paid ones.

Common failure modes

“It just gives me the answer instead of teaching me.” → Add this to instructions: “NEVER give me an answer until I’ve attempted it myself. If I ask for the answer, ask me what I think first.”

“It hallucinates content not in my syllabus.” → Re-emphasize in instructions: “If something isn’t in the uploaded materials, say ‘I don’t see that in our materials — check the textbook’ instead of guessing.”

“It’s too easy on me.” → “Be tougher. Push back on my answers. Ask the question a professor would ask. Don’t accept hand-waving.”

“I’m not retaining what I learn from the tutor.” → Add the active recall step (Lesson 1, Step 3). At the end of every tutor session, close the chat and write down what you learned in your own words. Reading without recall = no retention.

What you should have now

Where to next

You’ve finished AI for Students. Some good next moves:

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