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Turn your science notes into an editable mind map drawing

Printable templates show empty boxes. DeckOwl reads your own lecture notes, textbook PDF, or photo of a page and draws a mind map of the ideas inside it, with branches you can rearrange and expand.

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

Free · First set needs no signup · Creates mind maps in seconds

Why a science mind map drawing helps you remember

Good science mind map drawings show how a big topic splits into causes, processes, and examples, so you can see the structure before memorizing the details. Drawing one by hand takes time, and it is easy to spend that time on layout instead of ideas.

Start from your own lecture notes or textbook chapter, not an empty page
Edit nodes so the map matches your course's vocabulary and emphasis
Explore branches one at a time to test recall before you move on
Pair the map with quiz questions or flashcards built from the same source

Example science mind map branches, cell biology

Cell membranePhospholipid bilayer · Selective permeability · Transport proteins

MitochondriaSite of cellular respiration · Double membrane · Produces ATP

PhotosynthesisLight-dependent reactions · Calvin cycle · Occurs in chloroplasts

Water cycleEvaporation · Condensation · Precipitation · Collection

MitosisProphase · Metaphase · Anaphase · Telophase

Generate the full set

Built from your material

Upload a PDF, DOCX, PPTX, plain notes, or a photo of a page. The mind map reflects what your course actually covered.

Editable branches

Move, rename, or delete nodes so the drawing matches how your teacherframed the topic.

Explore by clicking

Open any branch to see its sub-points, so you can study one piece of the diagram at a time.

How it works

Upload your notes

Add a PDF, document, slides, or a photo of your science notes or textbook page.

Review the map

Check the central topic and main branches, then edit anything that is missing or off.

Study from the drawing

Explore each branch, then turn the same material into quiz questions or flashcards.

DeckOwl starts from your own material. It finds the central concept, groups related terms under main branches, and places supporting facts beneath them. You can then edit the map so it follows your lecture, not a generic template.

Use the map as a check on your understanding. Cover a branch and try to name its sub-points from memory, then open it to see what you missed.

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Frequently asked questions

How do I start a science mind map drawing by hand?

Write the topic in the center, then add three to six main branches for the major processes or categories. Only add sub-points once each branch has a clear label, and keep labels short enough to read at a glance.

What should go in the center of a science mind map?

Use the broadest concept in the unit, such as cell structure, the water cycle, or chemical bonding. Your teacher's unit title or the first heading in your notes is usually a good choice.

Can I print or export my science mind map?

The free plan lets you study in the browser with 3 generations per month. Exports such as PDF and DOCX are included in the Plus plan at $39/year or $7.99/month.

How many mind maps can I make for free?

The free plan includes 3 generations per month, which is enough to try the tool on one or two units. Plus removes that limit with unlimited generations.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.