A Daily Defense: 365 Days ( plus one) to Becoming a Better Apologist:

A Daily Defense: 365 Days ( plus one) to Becoming a Better Apologist by: Jimmy Akin
Non-fiction: Religion, History, 366 pages

This book is about a page per day dealing with a question on the faith.  Some questions are asked on more then 1 day, with each day dealing with a different aspect or method of explaining it. And there are a lot of references and information for if you want to read more on each subject.