Calendar Mysteries

Updated March 16, 2026
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January joker
Roy, Ron
Paper Book
It's a mystery every month from popular A to Z Mysteries author Ron Roy! January is for Joker...   In the first book of the Calendar Mysteries--an early chapter book mystery series featuring the younger siblings of the A to Z Mysteries detectives--Green Lawn has a...

Volume 1

February friend
Roy, Ron
Paper Book
It's a mystery every month from popular A to Z Mysteries author Ron Roy!   February is for Friend...  In the second book of the Calendar Mysteries--an early chapter book mystery series featuring the younger siblings of the A to Z Mysteries detectives--it's a...

Volume 2

March mischief
Roy, Ron
Paper Book
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! March is for Madness... In the third book of the Calendar Mysteries - an early chapter book mystery series - it's St. Patrick's Day in...

Volume 3

April adventure
Roy, Ron
Paper Book
From the author of A to Z Mysteries comes a springtime 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! ...

Volume 4

May magic : Calendar mysteries
Roy, Ron
Paper Book
From the author of the popular A to Z Mysteries comes a story of magical mayhem featuring the younger siblings of the A to Z Mysteries kids! May is for Magic... In the fifth book of the Calendar Mysteries - an early chapter book mystery series - twins Bradly...

Volume 5

June jam
Roy, Ron
Paper Book
As a Father's Day gift to the twins' dad, Bradley, Brian and their friends Lucy and Nate try to find out what is biting fruits and vegetables in the garden.

Volume 6

July jitters : Calendar mysteries
Roy, Ron
Paper Book
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! July is for Jitters... In the seventh book of the Calendar Mysteries - an early chapter book mystery series - the mayor is having a special...

Volume 7

August acrobat : Calendar mysteres
Roy, Ron.
Paper Book
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! August is for Acrobat... In theeigth book of the Calendar Mysteries - an early chapter book mystery series - something special is coming...

Volume 8

September sneakers : Calendar mysteries
Roy, Ron
Paper Book
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! September is for Sneakers... In the ninth book of the Calendar Mysteries- an early chapter-book mystery series- Bradley, Brian, Nate, and...

Volume 9

October ogre
Roy, Ron
Paper Book
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...
November night
Roy, Ron
Paper Book
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! November is for Night...   It's November, and there's a new mystery to solve. 'The twins' new neighbors are up to something! It's...

Volume 11

December dog /
Roy, Ron,
Paper Book
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! December is for Dog... In the twelfth book of the Calendar Mysteries- an early chapter book mystery series - Bradley, Brian, Nate,...

Volume 12

New Year's Eve thieves : Calendar mysteries
Roy, Ron
Paper Book
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...

Volume 13


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