Themes of Old Testament Books

Every book of the Bible is not exclusively about 1 thing or only 1 topic.  Each book can have hundreds of teachings on different topics.  And there can be smaller themes running thru the book.  However, many of the books of the Bible do at the same time have a profound major theme.  These lessons focus on the major theme of the book.  This is a good way to get a concise look and a quick overview of these books and what their main theme is.