Again, David's having distractions

"This is a story of a nine year old boy named David who has trouble fitting-in at school. He is often distracted by his wild imagination, and finds himself being the source of everyone's jokes at home and at school. This particular year, David is faced with a task that could make him the laughing stock of his entire school. He has to decide if he should accept the task and possibly be humiliated in front of the entire school or if he should just hide in the supply closet"--