This book is about perseverance. For children, trying their best and not giving up even when success doesn't happen immediately requires a grerat deal of strength. Many children seem to stop trying when they do not "get it" right away. Being able to kepp trying should be recognized and rewarded. It is as important in many situations as the successful achievement of the ultimate goal.
School can be difficult for some students. Different tasks such as ordering food, staying in the lines when writing, making new friends, etc., can all be something that students have a hard time with. The important thing to remember it to keep trying. It may even take you a few times, but if you try and try, you will eventually get there.
The Best Me I can be is a series of books on simple character education topics. Each is short and simple - a basic introduction to whatever the topic is for that title.