Preller, James

Jigsaw and Mila investigate when their teacher announces that a writer whose identity is a secret will visit their class.

Earl Grubb's Pool Supplies plays Northeast Gas & Electric in the Little League championship game, while Sam, who has cancer and is in a wheelchair, has to call the play-by-play instead of participating in the game.

Jigsaw and Mila investigate when someone in Ms. Gleason's class plays practical jokes.

Jigsaw investigates when someone steals brownies from a shop.

Young private eyes Jigsaw and Mila search for the thieves of an unlikely prize: Ralphie Jordan's rusty old bicycle.

Jigsaw and Mila investigate when Bigs Maloney's sled is stolen two days before the great sled race.

Jigsaw doesn't feel very thankful on Thanksgiving Day because his dog, Rags, is missing; and he and Mila won't stop until they solve the mystery of the dog's disappearance.

Jigsaw spends the night in a haunted house in order to trap a ghost.

Jigsaw investigates when a unknown person sends him valentines which are clues to a mystery.