Overhead Transparencies

1
Overhead Transparencies

• Advantages
• Inexpensive
• Easy to use
• Facing class
• Practically universal equipment in classrooms

• Disadvantages
• Overused
• Too many concepts and words on slides
• Static - limited interactivity
• Darkened classroom
• Media must be transparent

2
Overhead Design Guidelines

• Limit information on each overhead
• Follow the Rule of Six

3

• Include only ONE idea per slide
• Choose font type and size for readability
• Keep visuals simple, clean, and organized
• Use Visual Intelligence

4
How to Prepare

• Create outline of presentation
• Prepare sketch of content

5
Types of Film

• Acetate Film
• Write-on
• Use with color markers
• Permanent
• Non-permanent
• Computer Printer
• Check brand of copier
• Paper strip on side
• Ink-Jet
• Feed in inkjet printer

Keep the correct film for the correct hardware!
6
Multi-level Transparency

• Base overlay
• Overlay embellish or elaborates base
• Enhancements
• Color
• Layers
• Other
• Frame or sleeve