By the Ozard team
How to study from PDF notes without rereading every page
Use a PDF chapter to build a short summary, source-checked questions and an actionable revision session instead of a second pile of highlights.
Map the chapter before summarising it
Read the headings, learning objectives and the end-of-chapter questions. Decide what you should be able to explain or do after studying. If the PDF contains several lectures, start with one coherent topic. Check that equations, tables and scanned pages are legible before relying on extracted text.
Write three questions that the chapter should answer. These become your reason for reading. A summary is useful when it helps answer those questions; it is less useful when it merely shortens every paragraph equally.
Keep the source beside the summary
Create a short outline with the central claim, its explanation and any important exception. For a chapter comparing two concepts, use a small comparison table in your own notes. For a process, preserve the order of the stages and what changes at each stage.
In Ozard, add your PDF to a notebook and use the notes or summary workflow. Read the generated result alongside the source. Check numbers, units, formula notation and negative statements especially carefully. A summary can omit a condition or misread an image; the original material remains your reference.
Turn one section into an answerable question
For an illustrative economics passage about opportunity cost, write: ‘What alternative am I giving up when I choose this option?’ Then construct a scenario using your own numbers. If your course uses a different definition or convention, use that version and keep a reference to the relevant page.
Use a definition card for a term and a longer practice question for an argument or calculation. A flashcard that contains the entire chapter is just another page to reread. Keep the prompt narrow enough that you can tell whether your answer is complete.
Test the outline with the PDF closed
Close both the PDF and the summary. Explain the topic from a blank page, or answer the three questions you wrote at the start. Reopen the source only after making an attempt. Mark the missing step or mistaken relationship, not the whole chapter.
Use an Ozard quiz or your own questions for another attempt. Review the answer explanations against the course notes before treating a result as authoritative. For an exam based on solving problems, add an actual course exercise rather than relying entirely on recognition questions.
Leave a clear next step
End with a short note: what you can explain, what still needs work and the next question to try. Keep the PDF, summary and questions organised by topic. At the next session, start with the unresolved question before reading more pages. This turns a large file into a sequence of specific study tasks.