Seven-year-old Grace gets so involved in working with Grace W. and Grace F. on a school project that she fails to understand why she and her best friend, Mimi, are drifting apart.
Eleven-year-old Rex and his family move to Ottawa from Vancouver in the summer of 1962 when it seems everyone is nervous about the possibility of nuclear war between America and Russia, but his thoughts about the possible end of the world take second place to the mystery creature hiding out in the local park.
Seventh-grader John "Crash" Coogan has always been comfortable with his tough, aggressive behavior, until his relationship with an unusual Quaker boy and his grandfather's stroke make him consider the meaning of friendship and the importance of family.