affective network

How students are engaged and motivated. How they are challenged, excited, or interested. These are affective dimensions—the "why" of learning.

Source: http://www.cast.org/research/udl/index.html


hands holding yellow daffodil



Multiple means of action and expression

Providing options for perception, language and symbols, and comprehension to give learners various ways of acquiring information and knowledge.

Source: http://www.cast.org/research/udl/index.html


Boy with yellow and blue paint on his face



Multiple means of engagement

Providing options for recruiting interest, sustaining effort and persistence, and self-regulation to tap into learners' interests, offer appropriate challenges, and increase motivation.

Source: http://www.cast.org/research/udl/index.html


Child at blackboard teaching other children



Multiple means of representation

Providing options for perception, language and symbols, and comprehension to give learners various ways of acquiring information and knowledge. 

Source: http://www.cast.org/research/udl/index.html


Kangaroo crossing sign



recognition network

How we identify and categorize what we see, hear, and read. Identifying letters, words, or an author's style are recognition tasks—the "what" of learning. 

Source: http://www.cast.org/research/udl/index.html


Gild with magnifying glass



strategic network

How we organize and express our ideas. Writing an essay or solving a math problem are strategic tasks—the "how" of learning. 

Source: http://www.cast.org/research/udl/index.html