What makes the Harry Potter series so successful Maybe its the fact that JK Rowling doesnt write childrens books she writes childrens stories more in the tradition of the Brothers Grimm than Dr Seuss The exploits of Harry and his friends captivate even the shortest attention spans by engaging the imagination with vivid characters and fast-moving action instead of trying to merely catch the eye with colorful pictures or pop-up effects Not surprisingly the Potter tales sound 