BRAIN MAN: Randy O'Rourke builds a robot named Brain who does his homework and chores. But, from minor glitch to major disaster, the almost-human robot provokes a series of escalating problems. DOUBLE TROUBLE DITTO BOX: Randy invents a machine that copies whatever he puts inside: Homework, games, even a furry mutt. Everything is going great until his little sister wants a playmate and he finds two sisters are twice as bad as one