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Handout
Wikimedia

Wikipedia: Gif (Graphics Interchange Format)

For Students 9th - 10th
Encyclopedia entry that defines a GIF (Graphics Interchange Format) graphics file and explains how and why it was created. Sections of the article include history, Unisys and LZW patent enforcement, usage, color, alternatives,...
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Website
Other

Elated Communications: Understanding Image Formats

For Students 9th - 10th
This tutorial looks at the three common image formats used on the web: GIF, JPEG and PNG. You'll learn how these image formats work, and where to use each type of image in your web pages.