Preller, James

On a camping trip, Jigsaw and Mila investigate the area around a nearby lake to determine if it is haunted by the Marshmallow Monster.

Jigsaw investigates when a scarecrow seems to be able to walk.

Kid detectives Jigsaw and Mila have a busy weekend when they are hired to find the owner of a lost purse, and then must solve the mystery of a missing dinosaur at their friend Bigs's birthday party.

Jigsaw Jones is determined to catch the ghost which is rumored to be haunting his school.

Jigsaw Jones goes undercover to find out who has been stealing brownies from Mike and Mary's restaurant, while competing with a classmate to see who will be the first to solve the case of a missing football.

When Ralphie Jordan's rusty old bicycle is stolen, Jigsaw attempts to solve the case and comes up against one piece of the puzzle that doesn't fit.

Jigsaw Jones is no fraidy-cat detective.When Ralphie Jordan thinks his house is haunted,Jigsaw takes the case.

Joey pignattano made a Halloween bet. He is going to eat a worm for a dollar. The only problem is,someone stole the worm. Read this book to see who is the number one suspect.

Amusement park-loving Samantha receives a ticket to a very special ride that takes her on a heart-stopping adventure along with her equally terrified companion.