In the sequel to Castle of Dr. Brain, you will have to assist Dr. Brain in retrieving a battery for one of his experiments - the plans for which were stolen by Dr. Brain's archrival scientist. In order to beat the scientist, you will have to tour the Island of Dr. Brain in search of the elusive battery. On your way you will have to solve a plethora of puzzles in various difficulty levels, and even find use for a bunch of pink flamingoes!
The title of the manual for this game is the "EncycloAlmanacTionaryOgraphy" and contains all sorts of diverse information on subjects such as history, chemistry, language, logic gates, music, geography and other materials as it relates to the game's puzzles.
...and of course it's also used for copy protection.