Learn AI · Practical skills
Learn one useful AI skill at a time.
Short lessons for writing, research, images, and everyday work. Copy a prompt, follow the steps, and check the output.
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129 lessons to explore
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Promise Ledger: Track AI Predictions That Keep Slipping
Dates and targets in AI keep moving. Build a simple ledger of claims, who made them and what you can check, and mark each one met, moved, dropped or unchecked.
You’ll be able to: A five-row promise ledger you can update monthly, with an honest status on each row.
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AI Task-Horizon Charts: What 'Hours of Work' Does Not Mean
A chart says AI can do tasks that take a person hours. Learn the three questions that tell you what that really means, then test one of your own tasks five times.
You’ll be able to: A one-line result for your own task, written as a count out of 5 with a review step, and a way to read hours-of-work claims.
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Want to Learn AI Agents? Use One Free Course and Build One
A free, checked path to learn AI agents: one course, one small task, a human approval step and a stop rule, so you do not drift through ten tutorials.
You’ll be able to: A one-week plan to start one free agent course, plus a written one-task agent contract with a human OK and a stop rule.
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Use a Second Chat to Catch Made-Up Resume Claims
After AI polishes your resume, open a fresh chat with only your facts and the new draft. Make it label every claim as supported, stretched or not in your facts.
You’ll be able to: A resume where every title, date, number and skill is traced to a line in your own facts sheet.
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Reverse-Engineer Likely Interview Questions From the Job Post
Turn each line of a job post into the questions an interviewer could ask, match each to a real example of yours, and rehearse the gaps before the interview.
You’ll be able to: A one-page table of likely questions, each tied to a quoted line in the job post and to one true example you can tell.
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Red-Team Your Resume With a Skeptical Recruiter Prompt
Ask AI to doubt your resume the way a busy recruiter might. Get the follow-up questions your lines invite, answer them with true facts, then fix or cut each line.
You’ll be able to: A resume where every line has a true answer to the question a recruiter is most likely to ask about it.
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Use Terra to Separate Similar Objects From Exact Matches
Check three near-identical object photos using distinctive features and an unknown option. Learn when a similar color is useful evidence and when it cannot establish identity.
You’ll be able to: Distinguish exact visual matches, similar items and insufficient evidence in a tiny reference set.
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Draw a Line and Try to Fool a Forecast With Timestral
Try the current Sketch-a-Series demo as an uncertainty exercise. Draw a simple curve, freeze its forecast and compare your continuation with the displayed prediction band.
You’ll be able to: Explain the difference between a forecast median, a band and a future path you deliberately choose.
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Check Phonon Pronunciation With a Tiny Listening Glossary
Compare generated speech on a short fixed script containing names, abbreviations and numbers. Keep the written copy authoritative and fix only the difficult reading cue.
You’ll be able to: Choose a speech rendering using a small fixed script and a pronunciation review table.
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Inspect the Back of an Image-to-3D Asset Before Using It
Rotate an image-generated mesh and label which surfaces were visible in the reference. Find hidden holes, invented details and silhouette changes before accepting a concept asset.
You’ll be able to: Create a short reference-supported versus inferred geometry review for a generated mesh.
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Read a FIBO Edit as a Change List, Not a New Scene
Inspect a structured image-edit instruction before generating. Separate the allowed change from fixed details, then compare only the relevant differences in the output.
You’ll be able to: Turn one image edit into a short allowed-change and invariant checklist.
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Pause a Grok Voice Game Without Losing the State
Test one interruption in a spoken AI game. Use a compact state readback to catch lost clues, duplicated hints or a changed score before the conversation continues.
You’ll be able to: Pause and resume a fictional voice activity with an explicitly confirmed state.
A useful AI habit starts with one idea
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