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See how ideas connect with a concept map built from your notes

Concept maps link ideas with labeled connections so you can see the whole topic at once. DeckOwl turns your PDFs or notes into an editable, explorable mind map you can refine.

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What a concept map actually is

Think of a concept map as a diagram where each box holds one idea and each labeled line explains how two ideas relate, such as "causes," "is part of," or "requires." Those short linking phrases are what make it different from a list of notes, because the relationships are written down instead of left in your head.

Nodes hold single ideas, usually a term or short phrase.
Labeled links explain the relationship between two nodes.
Concepts usually run from broad and general to narrow and specific.
Cross-links between branches show connections that a simple outline misses.

Example concept map branches for a biology unit

PhotosynthesisLight reactions · Calvin cycle · Chloroplast structure

Cell respirationGlycolysis · Krebs cycle · Electron transport chain

The water cycleEvaporation · Condensation · Precipitation · Collection

Supply and demandPrice signals · Shortages · Surpluses · Equilibrium price

The French RevolutionFinancial crisis · Estates-General · Reign of Terror · Napoleon's rise

Generate the full set

Upload any source

Start from PDF, DOCX, PPTX, plain text, or a photo of a page. Text in images is read with text recognition.

Editable map

Rename nodes, move branches, and reorganize the layout until the connections match how you understand the topic.

Explore the structure

Expand and collapse branches to focus on one part of the topic at a time, then move on to flashcards or quizzes.

How it works

Add your material

Upload your lecture slides, chapter PDF, or handwritten notes photographed on your phone.

Generate the map

DeckOwl pulls out the main ideas and arranges them into a branching map of related concepts.

Check and refine

Edit any node or link, then study the map directly in your browser.

The most common confusion is with a mind map. A mind map radiates outward from one central topic, while a concept map is a network where any idea can link to any other idea, including across branches. Concept maps suit subjects with many cause-and-effect or hierarchical links, such as biology or economics.

To make one by hand, list the key concepts from your reading, rank them from general to specific, and then draw connections with a label on each line. An AI generator speeds up the first draft from your own material, and you still review the links to make sure they are accurate.

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Frequently asked questions

What is the difference between a concept map and a mind map?

A mind map grows outward from one central topic in a tree-like layout. A concept map is a network in which any two ideas can be linked with a labeled relationship, so it shows more cross-connections.

How do I start making a concept map for a chapter?

List the main terms from the chapter first, then sort them from broad to specific. Draw links only where you can name the relationship in a few words, and label every line.

Can DeckOwl create a concept map from my notes?

DeckOwl generates an editable, explorable mind map from PDFs, DOCX, PPTX, plain text, or photos of pages. You can adjust the structure after it is generated.

Is there a free plan, and do I need a credit card?

The free plan includes 3 generations per month and studying in the browser, and no credit card is needed to start. Exports to PDF, DOCX, Anki, or CSV are part of the paid Plus plan.

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