At times a thrilling ghost story, at times an action-packed adventure!Will a search-and-rescue mission for a lost cat spell trouble for Rosco and the kids? Inside the dark tunnels of an old silver mine, ghostly strangers and thunderous noises warn James and Mandy to get out—fast. But, as one mystery leads to another, the kids soon have more questions than answers. Will bravery and quick thinking be enough to rescue the missing cat and escape the eerie mine? This sixth book in the Rosco the Rascal series will keep readers guessing until the end. *Note: This book is a little scarier than the other books in the series, which are suitable for ages 6+.*Recommended for ages 7-11. Grades 3-5*Books do not need to be read in series order*Contains a back-of-book dictionary with underlined words to encourage the use of new vocabulary*Early Middle Grade reading level: perfect for an advanced younger reader or an on-level older reader"...These books are stand-alone adventures, but readers are likely to be hooked on the series after reading any one of them." ~Barbara Ann Mojica, author, Little Miss History series, and Top Contributor, Amazon Children's Books ReviewsFans of The Magic Tree House series will love this brother and sister pair, and fans of classic, heroic dogs - from Lassie to Beethoven - will love Rosco.