A story about a dog detective who loves donuts and mysteries.

Dozens of doughnuts have disappeared from Dave's Diner. Who took them ? Detective Dog is on the trail !.

“…this tale of doughnut perfidy takes the cake.” - The New York Times The sheriff and his deputy dog have been charged with a mission: to bring a dozen donuts home safely. All seems to be going well until the young sheriff peeks inside the box to check on the tasty treats. They’re practically calling his name, and in the blink of an eye (and with just a few nibbles), a donut disappears! Wherever could that missing donut be? Luckily, this is one mystery the sheriff and his deputy are sure to bring to a close.

Dozens of doughnuts have disappeared from Dave's Diner. Who took them ? Detective Dog is on the trail !.

The Case of the Missing Mascot - Entering their first year in high school, Jess & Katie will encounter the many challenges that you might expect. However, what they didn't expect, was some unexpected flirting--with each other! In the midst of another investigation, will this innocent flirting distract them from their investigation? Or will they set those feelings aside to solve the case of the missing mascot? The Haunted House: Quest for the Hidden Treasure! - Jess & Katie are looking forward to a fun-filled summer when an unexpected visitor leads them on an investigation of a haunted house. As they search for clues both past and present, will their investigation lead them to solving the mystery? Or will they find that their quest has just begun?

Detective Donut and his partner, Mouse, set out to find Professor Drake, the world-famous archaeologist who has mysteriously disappeared.