When a puppy who is being trained as a police dog goes missing, third-grader Judy forms a detective agency to solve the mystery, imitating her literary heroine, Nancy Drew.

Illustrations and simple text describe different kinds of police officers and the work they do.

When a sneaky crook steals money from the bank, two of LEGO City's best police officers are on the case, tailing the criminal on a high-speed car chase.

"A few crooks are coming up with a plan to steal all the presents at the LEGO City town tree. After several days of hilariously unsuccessful attempts--Christmas Eve has arrived and the crooks make their last attempt to steal all the presents. They creep towards the tree in the dark only to find themselves in the middle of the tree lighting ceremony! The tree is lit, the crooks are carted off to prison, and Christmas is saved!"--Information from Aamzon.com...

Dog Man, the newest hero from the creator of Captain Underpants, is still learning a few tricks of the trade. If only the Chief would throw him a bone every once and a while...Dog Man needs to dry up the drool, dust away the dander, and roll out of the refuse if he's going to impress the Chief, and he needs to do it fast! Petey the cat is out of the bag, and his criminal curiosity is taking the city by storm. Can the canine crime biter unleash justice...

Dog Man has been working hard to overcome his bad habits, but when his obsessions turn to fears, he finds himself the target of an all-new supervillain, while Petey the Cat, who was just released from jail, starts a new life with Li'l Petey.

While Detective Chase McCain does his best to make sure that an important box reaches its destination safely, infamous criminal Rex Fury shows up with other plans.

When the smartest crooks in LEGO city plot to rob the museum of its priceless blue diamond, it is up to Detective Chase McCain and his swat team to save the day!