Lisa Graff

Fifth-grader Winnie, with notes from her friends, writes of turning her treehouse into an embassy after her newly-divorced parents become unreasonable, where she is joined by nine others with complaints.

Sophie Simon, a third-grade genius, wants a graphing calculator so she can continue to study calculus while she rides the bus to school, but her parents are more concerned that she does not have any friends.

Ten-year-old Albie has never been the smartest, tallest, best at gym, greatest artist, or most musical in his class, as his parents keep reminding him, but new nanny Calista helps him uncover his strengths and take pride in himself.