Photoshop Lecture 6

Classwork:


Coherence Principle
Students learn better when extraneous material is excluded rather than included.
1. Student learning is hindered when interesting but irrelelvant words and pictures are added to a multimedia presentation.
WHY?

• Irrelevant material may direct the learner away from relevant material.
• Irrelevant material may disrupt the learner's building of cause-and-effect chains.
• The learner may assume the theme comes from the seductive details.

2. Student learning is hindered when interesting but irrelelvant sounds and music are added to a multimedia presentation.
WHY?

• There is limited capacity in auditory and visual channels.
• Processing capacity is limited.
• Irrelevant sounds and music will result in poor retention and transfer.

3. Student learning is improved when unneeded words are eliminated from a multimedia presentation.

WHY?

• helps students to quickly process information
• facilitates the process for retaining information

• Use key words in the captions.
• Present information in order
• Present information near corresponding illustrations.

Homework: