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Turn a YouTube video into a quiz from its transcript or notes

DeckOwl works from documents, text, and photos of pages, not video links. Paste a YouTube transcript or your own lecture notes and get a quiz with explanations for every answer.

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Why a video quiz beats rewatching

Many students search for a video quiz from YouTube because rewatching a recorded lecture feels productive but rarely shows what you actually remember. Testing yourself on the material after you watch forces recall, which is the step that makes the ideas stick.

Pause the video at each main idea and write a one-line answer from memory.
Use short-answer questions to test recall, and multiple choice to check distinctions.
Read the explanation even when you answer correctly, to confirm your reasoning.
Repeat the quiz a day or two later to see what you still remember.

Example immune system video quiz questions

What type of immunity do vaccines produce?Adaptive (acquired) immunity. Vaccines train memory B and T cells to recognize a specific pathogen without causing the disease.

Which cells produce antibodies?Plasma cells, which are activated B cells. They secrete large amounts of antibody that bind to specific antigens.

True or false: innate immunity is antigen-specific.False. Innate immunity responds to broad molecular patterns, such as bacterial cell wall components, and does not build targeted memory.

What is the main role of helper T cells?They coordinate the immune response by releasing cytokines that activate B cells and cytotoxic T cells. Without them, antibody responses are weak.

Which MHC class presents antigens to cytotoxic T cells?MHC class I. It displays peptides from inside the cell, so killer T cells can detect infected or cancerous cells.

Generate the full set

Quizzes from your material

Upload a PDF, DOCX, PPTX, text file, or a photo of a page. The questions are built only from what you gave it.

Explanations on every answer

Multiple-choice, true/false, and short-answer questions each include an explanation, so a wrong answer still teaches you something.

Export when you need it

PDF and DOCX export come with Plus. QTI 2.1 and Moodle XML export come with Pro, for course platforms.

How it works

Copy the transcript or notes

Grab the video's transcript or write down the main points from the lecture as plain text.

Upload or paste

Add the text as a file or paste it in directly. Photos of pages are read with text recognition.

Take the quiz

Pick multiple choice, true/false, or short answer, then read the explanation after each question.

The practical way to do this is to turn the transcript or your notes into questions. Mix multiple-choice items with short-answer questions, since recognizing an answer is easier than producing one from memory. Check each explanation, then revisit the sections you missed.

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Frequently asked questions

Can DeckOwl make a quiz directly from a YouTube link?

No. DeckOwl works from uploaded files, text, and photos of pages, so copy the video's transcript or your own notes and upload or paste them.

How many questions should a video quiz include?

For a 10-minute lecture, 8 to 12 questions usually cover the main points well enough for a first pass. Add more after you rewatch the sections you missed.

How can I study a video better than rewatching it?

Pause at each main idea, write a short answer from memory, and then check it against the video or your notes. Retrieving the answer first is what builds memory.

Are quiz exports included in the free plan?

No. The free plan lets you study in the browser with 3 generations per month and no exports. PDF and DOCX export come with Plus, and QTI 2.1 and Moodle XML come with Pro.

Generate free quizzes

Keep exploring the topic

Review the main ideas visually or practice recalling them.