Second-grade detectives Jigsaw, Mila, and their friends follow clues after Bigs Maloney's sneakers are stolen just before a boys versus girls football challenge.

James Preller's wry, witty, Jigsaw Jones chapter book mysteries are once again available to inspire the next generation of young readers, featuring both new titles and classroom classics! The Case of the Smelly Sneaker It's girls versus boys in the biggest football game of the year! Jigsaw Jones is referee, while his partner, Mila Yeh, is coaching the girls' team. Bobby Solofsky has no doubt the boys will win, but the girls have a secret weapon. Then one of Bigs Maloney's sneakers goes missing, and Bobby wants to call off the whole game. Can Jigsaw and Mila find this sneaker thief in time to save the game?

Follow your nose to a hilarious Stink-fest no kid will want to miss! GROSS ME OUT! STINK-O! SKUNKSVILLE! Stink Moody’s class is going on a field trip to the Gross-Me-Out exhibit at the science museum, and he can’t wait to see the Vomit Machine, the Burp-O-Meter, and the Musical Farts. Best of all, when he gets to the Everybody Stinks exhibit, Stink discovers that his very own nose has amazing sniffing abilities -- and he learns that some people have real jobs sniffing stuff for NASA! Soon the junior olfactory wiz is engrossed in toilet water, corpse flowers, and all things smelly, and he and Sophie of the Elves are set to go toe-to-toe in a stinky sneaker contest. Will Stink’s fetid footwear be foul enough to earn him a Golden Clothespin Award? Stink’s loyal fans will be holding their breath for his latest outrageous solo adventure.

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.

A stolen teacup... An extra set of footprints... Four very strange words... A pirate's treasure... And a race to find a cheater in Idaville's annual disgusting sneaker contest! These are just some of the ten brain-twisting mysteries that Encyclopedia Brown must solve by using his famous computerlike brain. Try to crack the cases along with him--the answers to all the mysteries are found in the back!

Jigsaw and Mila investigate when a player's sneakers disappear the day of the big football game between the girls and the boys.

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.