Jigsaw Jones is back! A brand new original mystery, The Case of the Hat Burglar is the newest installment of the Jigsaw Jones chapter book series by James Preller. Someone’s been stealing from the lost and found. But the strangest part of this mystery is what they’ve been stealing. Not mittens, or books, or water bottles—only hats! Just when Jigsaw comes up with a plan to catch this hat burglar in the act, the mystery thief strikes again right under his nose! Will this be the first case Jigsaw and Mila can’t solve? Sure to delight and intrigue young minds in equal measure, this never-before-published mystery chapter book is full of charming illustrations and James Preller's signature humor and warmth.

Detective Jigsaw Jones and his friend, Mila, have a new case to solve after they happen upon a genuine mummy at the class Halloween party

Looking for intriguing mysteries, great friendship stories, and quality chapter books for beginning readers? Look no further -- Jigsaw and Mila are the best detectives in the second grade! Jigsaw and his family bond during a wintry weekend getaway complete with snowboarding and sledding -- but a real detective, like Jigsaw Jones, is never truly off-duty. When trouble hits the slopes, Jigsaw gears up to solve a puzzling mystery, and all without the aid of his partner, Mila. Can Jigsaw solve the case before his family packs their bags for home?

Wingnut's hamster is missing! Jigsaw and his partner, Mila, are on the case. They are searching for clues and piecing together the mystery. This is a job for Jigsaw Jones, Private Eye. Book jacket.

After someone steals Bigs's football shoes before the game of girls against boys, it's up to Jigsaw and Mila to investigate and retrieve the stolen sneakers.

Jigsaw Jones Mystery series #22.

Jigsaw gets the opportunity to be an extra on the coolest show on TV, Spy Guy.