Welcome to an exciting and challenging mystery book for young children. Katie Kool, the canine sleuth extrordinare, and Daisy Duzz, her clever side-kick, will take you on an adventure in their very own back yard where a threatening cry is coming from the garden shed. Who or what is in the garden shed? Why is it making those loud, terrifying cries? Come along and meet all of the animals and bugs that help Katie Kool and Daisy Duzz unravel the mystery. See if you can guess what's in the garden shed before anyone else does so. Perhaps you are a clever sleuth as well. Let's find out.