When the twins find giant pawprints behind the clubhouse of a dude ranch, an old ranch hand claims it is a dragon's.

Mary-Kate and Ashley are excited to attend their town's annual Halloween Carnival. Every year, the carnival's proceeds go to charity -- but this year, few peopl

While having the time of their lives at summer camp, Mary-Kate and Ashley are accused of a crime they didn't commit. Someone's been stealing other campers' care

Someone is trying to sabotage Ashley's chances to lead the cheerleading squad.

Super-duper pint-sized snoopers Mary-Kate and Ashley pursue a second mystery aboard a vacation cruise ship when their father's top-secret computer disk, which c