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Turn your PDF notes into a mind map you can explore

Upload a lecture PDF or a set of notes and get an editable mind map with main topics, sub-points, and links between ideas you can click through.

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How PDF notes become a mind map

Long lecture PDFs are hard to scan in a straight line, so converting PDF notes to a mind map shows how the main ideas relate to each other at a glance.

  • Start from the central topic of the chapter, not the first heading in the PDF.
  • Keep each branch to three or four sub-points so the map stays readable.
  • Add cause and effect links between branches to reveal relationships.
  • Redraw the map from memory after a day to check what you retained.
Example plate tectonics mind map branches
Plate boundariesDivergent · convergent · transform
Driving forcesMantle convection · slab pull · ridge push
Evidence for continental driftMatching fossils · matching rock formations · seafloor magnetic striping
Earthquakes at plate boundariesShallow focus at transform faults · deep focus at subduction zones
Volcanic activityHotspots · subduction arc volcanoes · rift volcanism
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Works from your own files

Upload PDF, DOCX, PPTX, plain text, or photos of pages. Text recognition reads the content so the map reflects your material.

Editable branches

Rename, move, or delete any node. Adjust the map until it matches how your course organizes the topic.

Explorable layout

Collapse and expand branches to focus on one section at a time, which makes long chapters easier to review.

How it works

Upload your notes

Add a PDF, a Word file, slides, or a photo of handwritten pages. No credit card is needed to start.

Review the generated map

DeckOwl organizes the material into a central idea, main branches, and sub-points you can check against your notes.

Edit and study

Change any branch, then use the map to quiz yourself on how the parts connect.

A useful study map starts with one central concept, then splits into branches for causes, evidence, and effects. Each branch should hold only a few sub-points so you can see the structure before reading the details.

Because the map is editable, you can correct anything the generator misreads and keep the layout aligned with your course outline.

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Frequently asked questions

How do I organize plate tectonics notes into a mind map?

Start with plate tectonics as the central idea, then add main branches such as plate boundaries, driving forces, and evidence for continental drift. Place specific terms like subduction or seafloor spreading under the branch they belong to.

How detailed should a plate tectonics mind map be?

Aim for one level of main branches and two or three sub-points under each, which is enough to recall the structure on an exam. Add more detail only where your course spends extra time, such as boundary types or earthquake mechanisms.

Can I export my mind map?

The free plan lets you study in the browser without exports. File exports such as PDF, DOCX, Anki, and CSV are included in the Plus plan, which costs $99.90 per year or $9.99 per month.

Does DeckOwl need a credit card to start?

No. The free plan includes 3 generations per month, and students get 40% off paid plans with a school email.

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Keep exploring the topic

Review the main ideas visually or practice recalling them.