I’m a huge fan, because I’ve been reading them all my life. I still remember two of my favorites from the 20th century: “Bobby and His Airplanes” and “Come Visit My Ranch.” What makes them special?
(1) They tell a simple story. (2) They generally have only one main character. (3) The character must solve a program or figure out an answer.
And, most of these books emphasize a POSITIVE MESSAGE. They present new information to the child, or they teach a lesson that will be useful later.
Sadly, we adults often forget these basic ideas when we sit down to write a story. Next time you’ve got to write something, can you convey a positive, easy-to-understand message?