A reckless young mouse named Ralph makes friends with a boy in room 215 of the Mountain View Inn and discovers the joys of motorcycling.

Ramona Quimby is back. This time Ramona, the spirited youngest Quimby child, is having trouble understanding why Willa Jean can destroy boxes of tissues and make messes and still get all the attention. When Ramona finally gets time with her mother all by herself, things don't quite go as Ramona had planned.

With their ability to travel through time using vintage baseball cards, Joe and his father have the opportunity to find out whether Babe Ruth really did call his shot when he hit that homerun in the third game of the 1932 World Series against the Chicago Cubs.