Resolving to earn so much money that his mother will no longer stress out over the bills, eleven-year-old Timmy Failure launches a detective business with a lazy polar bear partner named Total but finds their enterprise "Total Failure, Inc." challenged by a college-bound spy and a four-foot-tall girl whom Timmy refuses to acknowledge.

The essential facts of ten mysteries are presented, giving the reader the opportunity to solve the cases before examining the boy detective's solutions.

Ali Cross is back in the gripping sequel to Ali Cross, the best-selling mystery that introduced readers to detective Alex Cross' son. In Ali's toughest case ever, his friend Zoe is in trouble after Ali and his friends witnessed a crime in Anacostia Park, and it's up to Ali to figure out why Zoe is lying to the police--and who she's protecting.

Timmy prepares to crack the biggest case of his generation during a school competition to find a stolen globe and win a $500 prize, an effort he pursues with the dubious help of his lazy polar bear partner and his eccentric Great-Aunt Colander.

Willow Feathers McBeaver, aka Detective Duck, is a crime-solving duck who can crack any case--not matter how hard-boiled! Even though she's still just a little duck, there's no problem too big or too fowl for her to figure out. So when a strange object comes crashing into her pond home, she knows egg-xactly what she has to do: start sleuthing! What is this object, and how can she get it out of her pool? Armed with her ever-present satchel for collecting...

Baby Monkey, private eye, will investigate stolen jewels, missing pizzas, and other mysteries, if he can manage to figure out how to put his pants on. Level 1-2 beginning reader.

Elementary school detective Moxie McCoy looks for a missing school mascot and a new best friend, with the help of her annoying little brother.