A book of the 24 philosophers is a type of book that contains information about 24 famous philosophers, who were people who studied and thought about life and the world. In the book, each philosopher is talked about in detail, what kind of thinking and ideas they had, and how their ideas influence us today. This type of book can be helpful for people who are interested in learning about what different thinkers throughout history have thought about different topics, and how their ideas changed the way we live.