9. They convey ideas through
simple, bold, legible, brief,
non-verbal experiences
during teaching learning
process.
10. They facilitate the formation of
mental images so basic to
learning.
They present ideas in the form
of a picture or a sketch.
11. They boldly, clearly and forcibly
communicate facts, ideas, terms,
concepts, principles and
processes through a synthesis of
drawings, words and pictures.
12. They convey certain types of
information in a condensed and
summarized form.
They present information
quickly and effectively.