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Turn any general science PDF into an editable mind map

Upload a chapter, lecture slides, or handwritten notes photo and get a mind map with branches that match what your class actually covered.

Create mind maps 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 mind maps in seconds

Why a custom map beats a generic printable

A printable general science mind map PDF is a handy study sheet, but a generic one covers topics your class may never have reached. DeckOwl builds the map from the chapter or notes you already have, so each branch matches the vocabulary and sequence of your course.

Branches follow your own textbook or lecture order.
Editable in the browser so you can add or reorganize topics.
Flashcards and quizzes can be generated from the same source.
Free plan includes 3 generations per month for studying in the browser.

Example general science mind map branches

Cell structureNucleus stores DNA · Mitochondria produce ATP · Ribosomes build proteins

States of matterSolid, liquid, and gas · Plasma at very high energy · Particles move faster as temperature rises

Water cycleEvaporation · Condensation · Precipitation · Runoff and infiltration

Newton's laws of motionFirst law: inertia · Second law: F = ma · Third law: equal and opposite reactions

Plate tectonicsDivergent, convergent, and transform boundaries · Lithosphere floats on the asthenosphere · Earthquakes cluster at plate boundaries

Generate the full set

Built from your material

Upload a PDF, DOCX, PPTX, plain text notes, or a photo of a textbook page. Text recognition reads the pages so the branches reflect your course.

Editable and explorable

Rename branches, move topics, and expand or collapse sections as you study. Your map stays yours to change.

Pair it with flashcards and quizzes

Turn the same notes into spaced repetition flashcards or multiple choice, true/false, and short answer quizzes with explanations.

How it works

Upload your material

Add the PDF, slides, or notes for your general science unit. No credit card is needed to start.

Generate the mind map

DeckOwl organizes the central topic into main branches and sub-points drawn from your text.

Edit, study, and export

Adjust the branches in the browser. PDF export is available on the Plus plan.

Start with the central idea, such as cells, matter, or the water cycle, and let the branches show how the subtopics connect. Redrawing the map yourself after you review it is one of the fastest ways to check what you actually remember.

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Frequently asked questions

How do I study general science topics with a mind map?

Cover the sub-points of each branch and try to recall them from memory before checking. Redraw the map once a week to see which branches you can rebuild without looking.

What should the main branches of a general science mind map cover?

Most general science courses split into life science, physical science, and earth and space science, with each area broken into core concepts such as cells, forces, or plate tectonics. Your own syllabus should set the exact branches.

Can I download a general science mind map as a PDF for free?

The free plan lets you create and study mind maps in the browser, but PDF export is included in the Plus plan at $39/year or $7.99/month. Students get 40% off with a school email.

Do I need a credit card to try it?

No. You can start on the free plan without a credit card and upgrade later if you need exports.

Generate free mind maps

Keep exploring the topic

Review the main ideas visually or practice recalling them.