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Cognitive Tutor Authoring Tools

The documentation on this site will help you understand what a tutor is, how tutors work, and how to build your own tutor using the Cognitive Tutor Authoring Tools (CTAT) and CTAT HTML Editor developed by Carnegie Mellon University.

Project News

CTAT 4.3.0 Released

June 30, 2017 - This release includes a few new features in support of HTML tutor interfaces, as well as several fixes. Changes include:

  • Support for collaboration with HTML tutors.
  • New actions for HTML components that allow adding and removing CSS classes through tutor-performed steps.
  • Various fixes in the Authoring Tools, HTML components, and the JavaScript example tracer.

Read more in the release notes. Download the latest release of CTAT here.

CTAT documentation moved

May 10, 2017 - All new documentation for the Cognitive Tutor Authoring Tools is now on this GitHub site.

Note: Some older documentation for Java and Flash tutors is still available on the old CTAT web site.

CTAT 4.2.0 Released

January 19, 2017 - CTAT 4.2.0 supports our new CTAT HTML Editor, which allows users to quickly build tutor interfaces. Changes include:

  • Support for connecting the authoring tools to the web-based CTAT HTML Editor.
  • Improved support for graph editing with HTML tutor interfaces.
  • Fixes in HTML components.

Read more in the release notes. Download the latest release of CTAT here.

Archived News

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