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Turn your biology notes into flashcards you can study on a schedule

Upload your class notes, slides, PDFs or photos of a textbook page and get flashcards built from your own material, with spaced repetition to help you remember them.

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

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Ready-made cards or your own biology flashcards

Ready-made revision cards cover the standard syllabus, and sites such as BBC Bitesize are useful for checking what you need to know. Your own biology flashcards work better for the exam, though, because they follow your teacher's slides, your class notes and the wording of your course.

Cards made from the exact notes and slides your class uses
Photos of textbook pages read with text recognition
Spaced repetition that brings back the cards you keep missing
Quizzes and mind maps from the same material when you want a different way in

Example GCSE biology flashcards on cell biology

What is the function of the cell membrane?It controls which substances enter and leave the cell, keeping its contents separate from the surroundings.

What is the role of mitochondria?They carry out aerobic respiration, releasing energy from glucose to power the cell.

What is osmosis?The net movement of water molecules across a partially permeable membrane from a dilute solution to a more concentrated one.

What is the difference between diffusion and active transport?Diffusion moves particles down a concentration gradient without energy, while active transport moves them against it using energy from respiration.

What do ribosomes do?They make proteins by translating mRNA into chains of amino acids.

Generate the full set

Built from your material

Upload PDFs, DOCX, PPTX, plain-text notes or photos of pages. Text recognition reads images so your cards match what your teacher actually covered.

Spaced repetition

Cards come back at the intervals you need, so you review terms just before you are likely to forget them.

Quizzes and mind maps too

Turn the same notes into multiple choice, true/false and short answer questions with explanations, or into a mind map of the topic.

How it works

Upload your notes

Add a PDF, slide deck, document or photo of your biology notes. No credit card is needed to start.

Generate your flashcards

DeckOwl reads the material and drafts question and answer cards you can edit before you study.

Study on a schedule

Review in the browser with spaced repetition, and check the cards you keep missing.

DeckOwl starts from your material. Upload a PDF, a set of slides or a photo of a textbook page, and it drafts cards with a term or question on the front and a short answer on the back. You can edit anything that is off before you start reviewing.

Spaced repetition then handles the timing. Cards you find hard return more often and cards you know well appear less, so the time you spend is aimed at the topics you are still getting wrong.

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Frequently asked questions

How many flashcards should I make for GCSE biology?

Start with one card per key term, process or definition from each topic, which often means a few dozen per topic. Add more only where you keep getting answers wrong.

What is the best way to study biology flashcards?

Test yourself before you turn the card over, then review on a schedule instead of cramming. Spacing your reviews over several days builds longer-lasting recall than one long session.

Can I export my biology flashcards?

Studying in the browser is free, with 3 generations a month. Exports to PDF, DOCX, Anki and CSV are part of the paid Plus plan, which costs $39/year or $7.99/month.

Do I need a credit card to try DeckOwl?

No. You can start on the free plan without a credit card, and students get 40% off with a school email.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.