Download or read book Humpty Dumpty Jr., Hardboiled Detective in The Mystery of Merlin and the Gruesome Ghost written by Nate Evans and published by Sourcebooks Jabberwocky. This book was released on 2008 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Rat must go to school, but he really doesn't want to go. That is, until Humpty is called to the school to investigate a ghost, and Merlin tells Rat he might be the one to finally pull the sword from the stone.