This is a set of 10 paperback books - 5 x 7.5 inches - roughly 120 pages each, but vary - some include games & quizzes —  Described by USA Today as The Best Family Entertainment in Years, join Hank the Cowdog, head of ranch security, and his friends on the hilarious and never-ending journey through the trials and tribulations of life on a Texas ranch. This popular, long-running series of humorous children's mystery novels are geared toward the younger reader, but funny enough to entertain the adults. Perfect for family reading time.  

Vol.  31 - The Case of the Vanishing Fishhook 

Vol.  32 - The Garbage Monster from Outer Space 

Vol.  33 - The Case of the Measled Cowboy

Vol.  34 - Slim's Goodbye

Vol.  35 - The Case of The Saddle House Robbery

Vol.  36 - The Case of the Raging Rottweiler

Vol.  37 – The Case of the Deadly Ha-Ha Game

Vol.  38 - The Fling

Vol.  39 - The Secret Laundry Monster Files

Vol.  40 - The Case of the Missing Bird Dog

These books retail for $6.99 each . . . so you save $10 - plus Free Shipping!!!