iTunes U
iTunes U User Guide for web
Search course materials in iTunes U for web
You can quickly locate materials within a specific course.
Find a material within a course
In iTunes U
for web, click the Materials button for the course where you want to find materials. 
Click the search field in the upper-left corner of the Materials pane and enter search criteria for the material you want to find.
As you type, iTunes U displays a list of materials that match the criteria you entered. To see your search results in the Materials pane, press the Return key.
To see all your course materials again, delete the text from the search field.
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