Age: 9 tuổi

The Mystery of the Mixed-Up Zoo

Mystery Behind the Wall

The Ghost Ship Mystery

The Dog-Gone Mystery

Tree House Mystery

Snowbound Mystery

The Mystery of the Singing Ghost

Houseboat Mystery

The Mystery in the Snow

The Mystery of the Star Ruby

The Stuffed Bear Mystery

The Spy Game

The Mystery on Blizzard Mountain

The Mystery of the Spider’s Clue

The Canoe Trip Mystery

The Mystery Horse

The Outer Space Mystery

The Disappearing Friend Mystery

The Mystery at Peacock Hall

The Mystery Cruise