The Crime-Solving Cousins Mysteries

The Feather Chase
They start chasing a mystery—then it chases them. Twelve-year-old cousins Sophie and Jessica don't…
The Treasure Key
Unwrapping a puzzling package and finding a clue launches twelve-year-old cousins Sophie and…
The Chocolate Spy
Will they find the spy—or will the spy find them first?When twelve-year-old cousins Sophie and…