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Developer’ s Day April - 2008


Agenda    

Learning Theory Graphics Audio Articulate


Example

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Good or bad? Why?


Learning Theory


Cognitive Load Theory


Chunk size ( WM Capacity) depends on prior knowledge ◦ Chess example (next)


3 Types of Cognitive Load   

Intrinsic - manage Extrinsic -minimize Germane -maximize Instructional Materials

Content Complexity

Learner Expertise


Extrinsic Load


Manage Intrinsic


Rank for Extraneous Load

Narrated

Narrated / BG music


Modality Principle

Narrated instructions


Redundancy

Don’t add text to self-explanatory items


Split Attention Principle

Integrated text

Separated text


Maximize Germane Load

Better? ith or ithout the question?


Example

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Good or bad? hy?


Pop Quiz ď ˝

Better to explain visuals with text AND audio than with text alone Fact / Fiction


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Learning is more efficient when graphics are explained by audio than by text


In a workbook, it’s best to place text in the visual being explained


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Learning is more efficient in the presence of background music Digital Natives have a greater capacity for multimedia materials


Graphic Formats

http://en. ikipedia.org/ iki/Image_file_formats http:// . ebstyleguide.com/graphics/gifs.html


STYLES: 1382 1541 1280 1368 1366


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