Eight-year-old Lydia Jane, dissatisfied with her highly cautious baby-sitter and her rules, hatches several plots to liberate herself from the stifling situation.
Eight-year-old Granville struggles to accept himself as the shortest kid in the whole third grade while also trying to convince his parents that they don't need a new baby.
Prim and proper third grader Juliet sets out to serve as a good example for the untidy, enthusiastic Lydia Jane, but Lydia Jane starts to rub off on her instead.
Jonah's efforts to survive the third grade are complicated by the new boy in class, who has the potential for either becoming a friend or beating him up.
Busy third grader Jonah Twist must endure giving a school report on elephant seals with the bossy Juliet Fisher, while worrying that his new kitten may have eaten his older brother's hamster. Sequel to "The All New Jonah Twist.".