Annie's Game

Jack has always known his little sister, Annie, is bright. By the time she's five, she's reading Hamlet and the Financial Times, and has an extremely active imagination. Her odd behaviour doesn't make life easy at school for Jack, especially when Annie insists that she has an invisible but very real friend called Sarah, who accompanies her everywhere. Jack is desperate to prevent Annie's obsession causing problems at school - good behaviour is vital if they're to be allowed to go on the lo