Mysteries, mazes, and magic combine in this smart, funny summer-camp fantasy. Dahlia Shulman loves magic, and Math Club, and Guitar Hero. She isn't so fond of nature walks, and Hebrew campfire songs, and mean girls her own age. All of which makes a week at Jewish summer camp pretty much the worst idea ever. But within minutes of arriving at camp, Dahlia realizes that it might not be as bad as she'd feared. First she sees two little girls walk right...