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Double Bubble Map Template for Free Download

Use this structure to compare two topics side by side, with shared traits in the centre. CogniGuide can also build a double bubble map from your own notes, PDF or slides.

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CogniGuide at a glance

What you get
Interactive mind maps of the main ideas and how they connect. Free: overview maps (detailed maps on your first 3 creations). Plus: detailed maps with supporting concepts.
Exports
Your first PDF or PNG export is free; Plus exports anytime.
Price
Free plan: 5 creations a week, up to 3 a day. Plus: $9.99/month or $99.90/year (USD; local prices at checkout).
Sign-up
A free account is required before you create anything (Google or email). No credit card.
What you can upload
PDF, Word (.docx), PowerPoint (.pptx), plain text or Markdown, and images (PNG, JPG, WebP, GIF), or type a topic. One file per creation on the free plan; several at once on Plus.

How it compares: vs Knowt · vs Quizlet · vs NotebookLM · vs Mapify

Why Use a Double Bubble Map

A simple layout for comparing two things, adapted to your own material.

Built From Your Material

Upload notes, a PDF, a Word file or slides, and the AI sorts the differences and similarities into branches.

Clear Compare and Contrast Structure

Two outer bubbles hold unique traits and a central set holds what the topics share, so gaps are easy to spot.

Next Steps From the Same Map

Expand any node, edit the text, turn the map into a quiz, or make flashcards from the same notes.

How to Make a Double Bubble Map

Start from a template or a topic, and let the AI fill in the comparison.

  1. 1

    Add your material or topic

    Upload a file or type the two things you want to compare, such as two historical events or two organisms.

  2. 2

    AI builds the comparison

    The map separates unique traits for each topic from the shared traits in the middle.

  3. 3

    Study, expand and quiz

    Expand branches, edit wording, export a PNG or PDF, or turn the map into a quiz to test yourself.

Double Bubble Map Template and Free Download Guide

A double bubble map is a graphic organizer for comparing two things. Two outer circles hold the traits unique to each topic, and a set of overlapping circles in the centre lists what they share. Teachers often use it for compare and contrast writing, science classes and history units because the layout makes similarities and differences visible at a glance.

  • Left bubble: traits unique to the first topic
  • Right bubble: traits unique to the second topic
  • Centre bubbles: shared characteristics, causes or outcomes
  • Connecting lines: link each trait to the topic it describes
  • Summary: a closing sentence that states the main contrast

Once you have a template, you can fill it with your own readings or lecture notes. CogniGuide turns those materials into a personalised double bubble map you can expand, export and quiz yourself on.

Explore related topics

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Double Bubble Map Questions

Answers about the template and making your own map.

What is a double bubble map used for?

It is used to compare and contrast two topics. Unique traits go in the outer bubbles and shared traits go in the centre, which helps students plan compare and contrast essays and spot patterns.

What should I write in a double bubble map?

Start with the two subjects in the outer bubbles. Then list distinctive features on each side and shared features in the middle, aiming for three to five points per section.

Which files can I use to make a double bubble map with CogniGuide?

You can upload PDF, Word (DOCX), PowerPoint (PPTX), text or Markdown files, or images. You can also just type the two topics you want to compare.

Can I turn my double bubble map into a quiz?

Yes. Once your map is built, you can turn it into a quiz to test yourself, and the same notes can be made into flashcards. The free plan includes 5 creations a week.