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Make fun quizzes for class from the slides you already have

Upload a PDF, slides or notes and get a quiz your students will actually enjoy, with an explanation for every answer.

Create quizzes nowFree · No credit card required

Drop files here or browsePDF, DOCX, PPTX, text or photos of your notes · several files with Plus

Free · First set needs no signup · Creates quizzes in seconds

Why teachers use AI for review quizzes

Lesson planning leaves little time to write a new quiz every week, and a quick, fun quiz is often the best check on what students remember. DeckOwl works as a fun quiz maker for teachers, turning your PDFs, slides or notes into questions with explanations you can edit before class.

Turn existing slides and handouts into a quiz without retyping them
Mix multiple choice, true/false and open questions in one set
Give students an explanation for each answer, right or wrong
Edit any question before you share it with your class

Example middle school photosynthesis quiz questions

Which gas do plants take in during photosynthesis?Carbon dioxide. Plants combine it with water and light energy to make glucose, and they release oxygen as a byproduct.

True or false: photosynthesis happens only in leaves.False. Leaves do most of it because they hold the most chloroplasts, but other green parts with chloroplasts, such as young stems, can also photosynthesize.

Where inside a plant cell does photosynthesis take place?Chloroplasts. They contain chlorophyll, the pigment that absorbs light energy for the process.

What sugar does a plant make during photosynthesis?Glucose. The plant uses it for energy and converts the extra into starch for storage.

Why do most leaves look green?Chlorophyll absorbs most red and blue light and reflects green light, so that is the color our eyes see.

Generate the full set

Three question types

Multiple choice, true/false and open questions, each with an explanation students can read after they answer.

Works from your files

Upload PDFs, DOCX, PPTX, plain text or photos of pages. Images are read with text recognition.

Export for your LMS

PDF and DOCX export come with Plus. QTI 2.1 and Moodle XML export are on Pro for importing into your course.

How it works

Upload your material

Add the slides, handout or notes you already teach from.

Choose question types

Pick multiple choice, true/false or open questions for the review you have planned.

Review and share

Edit any question that doesn't fit your class, then study in the browser or export it.

Because every question comes with an explanation, students can learn from wrong answers instead of just seeing a score. Teachers can start with the free plan to test the output on one unit before deciding whether they need exports.

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Frequently asked questions

What makes a quiz fun for students?

Short questions with one clear answer, a few plausible wrong options, and quick explanations tend to keep students engaged. Mixing formats also keeps the quiz from feeling like a repeat of the worksheet.

How many questions should a review quiz have?

Many short review quizzes work well with 10 to 15 questions, so students can finish within one class period. Adjust the length based on how much material the quiz covers.

Can I export the quiz to my LMS?

Yes. PDF and DOCX export are included on Plus, and QTI 2.1 and Moodle XML export are included on Pro.

Is there a free plan?

Yes. The free plan includes 3 generations per month and studying in the browser, and you don't need a credit card to start.

Generate free quizzes

Keep exploring the topic

Review the main ideas visually or practice recalling them.