Investigative reporter Dirk Bones sets out to discover who is stealing books in the town of Ghostly.

A wordless picture book in which a frog and lizard steal cakes from a group of animals who are going on a picnic and falsely accuse two rats of the theft, as a wild pursuit ensues through woods, fields, forests, and hills.

Jungle detective Murilla Gorilla has to find out who stole Ms. Chimpanzee's muffins, and, even though Murilla appears to be disorganized and forgetful, she has a good idea about how to track down the thief.

Dink, Josh, and Ruth Rose help catch the thieves who have stolen the treasure from the museum's mummy exhibit.

While visiting a ranch near Yellowstone National Park with his parents, Summer, and her parents, Teddy Fitzroy investigates the disappearances of bison and an irreplaceable necklace.

When Drake discovers that his friend and fellow Dragon Master, Bo, is trying to steal the Dragon Stone, he wonders if the dark wizard might be behind it, and he must try to find a way to protect the stone while keeping Bo's family out of danger.

Eva's teacher, Miss Featherbottom, is getting married, but when her special necklace disappears, Eva and her friends set out to track down the thief and return the necklace before the wedding.

One day, Mac (smartest boy in his class in a small town in California) receives a telephone call from the Queen of England, recruiting him to find the crown jewels (well, actually just the Coronation Spoon) and so Mac embarks on his first adventure as a secret agent--with the assurance that the Queen will give him a note excusing him from school.

In ancient Egypt, the Pharaoh's pampered cat Ra and his scarab-beetle sidekick question the royal palace's animal inhabitants, solve a crime, and exonerate a servant girl falsely accused of theft.--

Someone at school keeps stealing the sandwiches from Marin's lunchbox, and he is determined to find the culprit.