Of course, you have may often wondered why teachers are so fond of assigning the writing of book reports. You no doubt thought it was an attempt to force you to read boring books and waste your time.  But the aim of book reports for high school is to broaden your outlook and understanding of society, culture and the world. The content of book reports varies according to grade level. Book reports for high school provide readers with book messages about important life experiences and students start sharing their own experiences through these messages.