Mr. Penguin returns for another sidesplitting adventure in this abundantly illustrated detective series chock-full of silly antics and good-spirited, page-turning peril.Mr. Penguin and his kung-fu spider sidekick, Colin, are in for another wild and daring escapade! After arriving in the bustling desert town of Laghaz, their good friend Edith Hedge goes missing! Then someone strikingly familiar appears, and the Adventuring gang is snared in a web of clues that lures them right into...THE VALLEY OF PERIL: hidden crypts, cursed treasure, and nefarious figures skulking in the shadows!Could Edith's disappearance be connected with the treasure in the tombs? Will the gang be reunited to find out? And will someone please get rid of that spooky eyeball that's been following Mr. Penguin before it catches up to him?This fourth madcap mystery in the Mr. Penguin series from Alex T. Smith is sure to thrill transitional readers with quick pacing and plenty of comical, two-tone illustrations.