This is where you will find information that doesn't relate to the characters
of Bionicle. You'll find information on the collectables, locations, history and
legends, and miscellaneous information.
This includes the Kanohi, Kanohi Nuva, Krana, Krana-Kal, Kraata, and the Kanoka.
(If you notice they all start with a k.)
This includes the places on Mata-Nui and Metru-Nui.
History and Legends
This has History and Legends of Mata-Nui and Metru Nui.
This has anything that doesn't fit in the above categories.