There are four main areas that reflect this design principle: themes, privileges, tool modules, and groups. Adaptability featuresĪTutor is also designed for adaptability to any of several teaching and learning scenarios. In addition to creating accessible content, the tool is itself accessible, allowing a blind user to create content themselves.
The authoring tool also includes a Web service that evaluates the accessibility of authored content against various international standards. Such prompts encourage authors to add a text alternatives if they forget to include one when adding an image, for instance. ĪTutor includes a content authoring tool that prompts content developers to create accessible learning materials. These features also allow ATutor to adapt to a wide variety of technologies including cell phones, personal data assistants (PDAs), and text-based Web browsers, to name a few. With these features, a blind person can listen to the entire interface of the system with the help of a screen reader, and he or she can access the system without needing a mouse. Two, of many, accessibility features in the system are text alternatives for all visual elements, and keyboard access to all elements of the program. At the time a blind person for instance, could not participate fully in online courses.
Results of the studies showed none of the popular Learning Management Systems at the time even provided minimal conformance with accessibility guidelines. It came in response to two studies conducted by the developer in the years prior that looked at the accessibility of online learning systems to people with disabilities.
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