O Story Story hits a home run with their clever detective story featuring the intrepid Max Moo and his friend, Mooreen Moody, the prize winning cow.  On a cold, snowy winter night, something has gone wrong and the barn is getting colder..   It's almost freezing, and Mooreen along with her favorite detective Max Moo are determined to discover why.  They follow a mysterious set of foot prints around the barn, searching for clues, looking for the culprit.  With embedded games that promote learning and funny leads hidden everywhere, readers will find more each time they return to this beautifully illustrated app and help Max Moo and Mooreen save the day!