Apple iWork '08 - Manual (Page 104)

104 Chapter 3 Getting Started with Keynote
Your slideshow now contains one slide. Double-click the text and type your own.
The notes field:
Add notes about each slide. Double-click the text and
type your own.
The slide organizer:
View thumbnails of all your slides,
and easily navigate among slides. The slide canvas:
Create each slide here by typing text
and adding graphics and other media.
Change the size of slides
in the slide organizer.