Learners may better comprehend a passage of text if the main ideas are represented in pictorial or graphic form, either before or after reading. A visual form is given to thoughts.
Here is an example of a map for a brochure describing the operation of a SARCAN depot:
The main idea is placed in a circle in the center, and the main categories surround it. Appropriate lists of vocabulary are placed beneath each category. A long list of terms can be created first through brainstorming, and then mapped.
The chart describing the K-W-L technique on a previous page is another good example of displaying information visually.