John Steven Gurney

While learning detective skills at a sleep-away camp, Dink and his friends uncover a real mystery involving stolen paintings.

In the tenth book of the Calendar Mysteries, an early chapter-book mystery series featuring the younger siblings of the A to Z Mysteries detectives, there's a haunted house in Green Lawn! It's Halloween, and the Shangri-la Hotel has been transformed into a haunted house, complete with an ogre out front. Bradley, Brian, Nate, and Lucy are ready for some scary fun, but then they notice that none of the kids who have gone in the hotel have come back

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From the author of A to Z Mysteries comes an egg-streme Easter egg hunt mystery featuring the younger siblings of the A to Z Mysteries kids!
It's a mystery every month from popular A to Z Mysteries author Ron Roy! With the younger siblings of the A to Z Mysteries kids!
April is for Adventure...
In the fourth book of the Calendar Mysteries—an early chapter book mystery series—it's springtime in Green Lawn, and Bradley,

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Dink, Josh, and Ruth Rose are enjoying a visit to San Francisco when Holden, their college-age tour guide, is accused of abducting Miss Chinatown from the Chinese New Year parade and stealing her valuable crown.

Someone has been stealing and leaving behind little green sneakers, so Bradley, Brian, Nate, and Lucy trail their new teacher, who wears the same shoes in normal size.

As a Father's Day gift to the twins' Dad, Bradley, Brian, and their cousins Lucy and Nate try to identify and stop whatever creature is biting fruits and vegetables in the garden.

Bradley, Brian, Nate, and Lucy enter Polly the pony and Pal the dog in a July 4th pet costume contest, but when Independence Day arrives the animals are nowhere to be found.

It's a mystery every month from A to Z Mysteries author Ron Roy!

Who knew there were thirteen months in a year? It's an extra thirteenth book of the Calendar Mysteries! Bradley, Brian, Nate, and Lucy are looking forward to a New Year's Eve party. But someone is leaving clues that there might be more to this celebration than confetti and noisemakers. The year ends with a surprise in this exciting conclusion to the Calendar Mysteries series....

On vacation at the winter palace, Princess Annie, Prince James, and their dogs Sunny and Rex rescue three mischievous husky puppies, but when the royals bring the huskies home, things start to get a little out of hand.

Spending the day at the beach with Princess Annie and Prince James, royal puppy Sunny, a well-behaved goldendoodle, comes to the rescue when her mischievous companion, Rex the beagle, goes missing.