OPLIN Stats / Worldbook

Regular Searches:
Number of searches conducted on any World Book site. Initially, 15 results are displayed; as a user scrolls down the page, each set of 15 additional results counts as another search.
Item Investigations:
Total number of times a "Content Item" or information related to a "Content Item" was accessed.

All World Book products—including the encyclopedia, "World Book Timelines," and "Early World of Learning"—are reported together.