Index 1.1 The UDL principle of Representation and how perception occurs. 1.2. Strategies using digital tools to overcome barriers in the representation of information and, consequently, in perception. 1.3. Add subtitles to videos. 1.4. Design multiple means of representation. 1.5. UDL verification sheet. TASK SAMPLE: MD1 TASK 1 TASK SAMPLE: MD1 TASK 2