Sammy Keyes and the Hotel Thief by Wendelin Van Draanen
Grams always told her those binoculars would get her into trouble. Now Sammy's witnessed a crime at the Heavenly Hotel-a light fingered thief stealing $4,000 from Madame Nashira, the astrologer with the fire-hazard hair-do. Thing is, while she was watching him, he was watching her, too...Fast-paced and funny, packed with menacing suspects and clever clues, the Sammy Keyes mysteries keep you quessing to the last riveting page.