Detective Rune Myth needs your help in order to solve The Mysterious Case of Colby Rat. You have been assigned the role of Junior Detective. This is no ordinary book though, you will need to find clues along the way. Search for hidden number on each page. With these clue you will help Detective Rune solve this mysterious case and bring home Colby Rat. Are you up for the task? This book is aimed for ages: 5-10. It is an interactive book that will help keep your child engaged in story time. It is not your typical flip to the next page type of book. In order to move forward your child must find the hidden number on the page. The hidden number is the next page number you will turn too. It is a fun way to help keep their focus, encourage problem solving and to identify numbers.