50: Module 4a Class materials

COMMON VISUAL AIDS

Flip Charts/Posters

ADVANTAGES:

– easy and inexpensive to make and update

– portable and transportable

– left in view of the audience

– good for interaction with the audience

DISADVANTAGES:

– unsuitable for large groups

– anxiety-provoking for facilitator with poor handwriting or poor spelling

Slides

ADVANTAGES:

– professional in appearance

– good for large groups

DISADVANTAGES:

– formal and impersonal

– shown in the dark

– not good for discussion and interaction

– more difficult to update than other visual aids

– require special equipment

Videos

ADVANTAGES:

– professional in appearance

– good for large or small groups

DISADVANTAGES:

– more expansive than other visual aids

– requires special equipment

– not good for discussion and interaction

– require accurate cueing

Overhead Transparencies

ADVANTAGES:

– good for large gropus

– easy to create

– easy to transport

– provide an informal atmosphere

– open to interaction with groups

– easy to update

DISADVANTAGES:

– impermanent; they yellow with age

– require less common equipment

Computer Projections (e.g., PowerPointâ„¢)

ADVANTAGES:

– professional in appearance

– evidence of preparation

– good for large or small group

– easy to integrate with classroom discussion

– animated

– up-to-date technology

– easy to update

DISADVANTAGES:

– require special equipment/facilities

– require initial training to create

– require significant time to create

– require basic graphics/composition skills

Samples, Examples, and Mock-Ups

ADVANTAGES:

– real-world/authentic

– three dimensional

– sometimes inexpensive and readily available

– experience may be tactile/auditory as well as visual

DISADANTAGES:

– sometimes difficult or impossible to acquire

– often difficult to handle or distribute

– require storage space

– usually out of natural environment