Lighthouse: The Official Strategy Guide (Secrets of the Games Series)

A mechanical Birdman, otherworldly gadgets, and a sinister Dark Being -- these are but a few of the stumbling blocks to solving the mystery of the disappearance of eccentric Dr. Krick and baby Amanda. Whether you need a gentle nudge or outright solutions, Lighthouse: The Official Strategy Guide has it:

The whole story, including character backgrounds
Blow-by-blow walkthroughs of every section
Diagrams and puzzle schematics
All the little secrets that make the game extra-excellent!
The forces of light and dark are pitted against each other in a fight for the world. Don't let the light go out!