Sanjay is enjoying fourth grade, even though his irritating older sister is way too bossy. He has great friends, a positive teacher, and a supportive family. Sanjay is determined to become more awesome sooner than later, because he is going to be a big brother in only a month.

Just as he is adjusting to the new school year, Sanjay learns that his Nanu is coming to live with them and that he will eventually have to share a bedroom with his new baby sister. As Sanjay attempts to adjust to his new normal and changing family situation, he must also deal with other personal challenges. Will he be able to embrace these changes positively, or will it just be too much for him to handle?

Fourth Grade Changes is the tale of a boy's quest to overcome his personal challenges while remaining optimistic about life.