All three books in Elizabeth Woodrum's 'The Maisy Files', now available in one volume! : The mysterious Black Boot has stolen the school mascots. Maisy Sawyer is the best detective in fourth grade - no, she is the best detective in the whole school - and rescuing the little mice is her new mission. The Black Boot has also taken Maisy's famous lollipop collection and warns her to stop searching for the mice if she ever wants to see her lollipops again. Follow the clues as Maisy tries to discover the identity of The Black Boot, find her prized lollipops, and recover the school mascots. : Lunch money has been stolen at West Valley Elementary, and everyone's favorite fourth-grade detective is on the case. With a cherry lollipop in hand, her fedora, and her trusty notebook, Maisy begins to search for clues. But can she unmask the thief? : Everyone's favorite fourth-grade detective is back with a double dose of mystery adventure. As Maisy participates in a mystery weekend event for junior detectives, she uncovers a real case. But could a ghost really be haunting Mystery Manor?