Most students take notes during a lecture and never look at them again. The act of writing feels productive, but if the notes aren't structured for later retrieval, they're little more than a paper trail of what you once heard. The Cornell Notes system, developed by education professor Walter Pauk at Cornell University in the 1950s, solves this problem by building revision directly into the note-taking format.
The Page Layout
Draw two vertical lines on your page to create three sections:
- The Notes Column (right, ~70% of the page width): This is where you take your standard notes during the lecture or while reading. Use abbreviations, bullet points, and short phrases — not full sentences.
- The Cue Column (left, ~30% of the page width): Left blank during the lecture. After class, you fill this with questions, keywords, or prompts that correspond to the notes on the right.
- The Summary Box (bottom, ~5–6 lines): A 2–3 sentence summary of the entire page, written in your own words immediately after the lecture.
During the Lecture
Write in the notes column only. Focus on capturing ideas, not transcribing everything verbatim. Use your own words where possible — paraphrasing forces understanding. Leave gaps if you miss something; fill them in immediately after class rather than disrupting your flow.
Don't worry about making the notes column perfect. It's a capture tool, not a final document.
After the Lecture — The Critical Step
Within 24 hours, complete the cue column and summary. This is where Cornell Notes become genuinely powerful — and where most students skip the method entirely.
For the cue column, read each section of your notes and write a question that the notes answer. If your notes say "Ebbinghaus — forgetting curve — 50% lost in 24hrs", your cue question might be "What did Ebbinghaus discover about forgetting rates?" These questions become the basis of your self-testing later.
For the summary box, close your notes and write 2–3 sentences summarising the main point of the page. This forces active recall and highlights gaps in your understanding immediately — before the exam.
Using Cornell Notes to Revise
Cover the notes column with a piece of paper. Read the question in the cue column. Try to answer it from memory. Lift the cover to check. This is active recall built directly into your notebook — no additional flashcards required.
The summary boxes also give you a rapid-review document. Reading just the summaries from a semester of Cornell Notes gives you a high-level overview of everything covered in the course in a fraction of the time.
Digital Cornell Notes
The system works equally well digitally. Notion and Obsidian both support two-column layouts. In Notion, use a two-column block; in Obsidian, you can use a table or the Columns plugin. Some students prefer GoodNotes or Notability on iPad with a Cornell Notes template, combining the benefits of handwriting (better encoding) with digital organisation.
When Cornell Notes Work Best
Cornell Notes are ideal for lecture-based subjects: history, law, biology, psychology, economics. They're less suited to subjects that rely heavily on worked examples, like mathematics or physics, where you need to show steps rather than capture ideas — though the cue column can still be used to flag key formulas and concepts.
The method rewards consistency. One session of Cornell Notes is useful; a full semester is transformative.