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Turn a lecture video into a quiz with AI

DeckOwl builds quizzes from PDFs, slides, notes and images of pages. For a video, paste its transcript or upload the slides it covers.

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How a video becomes a quiz

Most lecture videos don't come with a quiz, so the practical route to a video to quiz AI study set starts with text you already have. A transcript, a slide deck or your own notes from the lecture all work as source material.

  • Paste a transcript when captions are available, since it keeps the speaker's wording.
  • Upload slides when the video is mostly visuals, so the key terms are captured.
  • Check each generated question against the source before you rely on it.
  • Use explanations on missed questions to see which branch or idea you confused.
Example quiz questions on US government branches
Which branch of the US government makes federal laws?Congress, the legislative branch. Both the House and the Senate must pass a bill before it goes to the President.
Which branch can declare a law unconstitutional?The judicial branch, led by the Supreme Court. It reviews laws and can strike down those that conflict with the Constitution.
How many senators does each state have?Two. Every state has equal representation in the Senate regardless of population.
Can Congress override a presidential veto, and what is required?Yes, with a two-thirds vote in both the House and the Senate. This is one of the main checks the legislative branch has over the executive.
True or false: the Supreme Court has nine justices.True. The number has been nine since 1869, and it is set by federal law rather than by the Constitution itself.
Generate the full set

Multiple-choice, true/false and short answer

Choose the question style that fits your course. Each question includes an explanation for the correct answer.

Works from text you already have

Paste a transcript or upload PDF, DOCX, PPTX or plain-text notes. Photos of pages are read with text recognition.

Study with spaced repetition

Turn the generated questions into flashcards and review them on a schedule that brings back what you are about to forget.

How it works

Get the transcript or slides

Copy the captions or transcript from the video, or save the slides it uses as a PDF or PPTX file.

Paste or upload

Add the text to DeckOwl, or upload the file. Choose multiple-choice, true/false or short answer questions.

Review and quiz yourself

Check the questions against the lecture, then take the quiz and read the explanation for every answer you miss.

DeckOwl reads PDF, DOCX, PPTX, plain text and images of pages, so a pasted transcript or a screenshot of slides gets the same treatment as a document. Each question comes with an explanation, so a wrong answer teaches you why the right one is correct.

Generate a fresh set after each lecture and quiz yourself before the exam, not just after. Free accounts include 3 generations per month to try it out.

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Frequently asked questions

How many questions should a quiz on US government branches include?

Ten to fifteen questions cover the three branches well, with a mix of multiple choice and true/false. Start with each branch's main powers, then move to checks and balances.

What is the best way to study checks and balances?

Pair each power with the counter-power that limits it, such as the presidential veto and the congressional override. Quiz yourself in both directions so you can answer either side of the pair.

Can I upload a video file directly?

No, DeckOwl does not accept video files. Paste the transcript or upload slides and notes as PDF, DOCX, PPTX, plain text or images instead.

Which export formats are paid?

Exports are paid features. Plus includes PDF, DOCX, Anki and CSV export, and Pro adds QTI 2.1 and Moodle XML export.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.