"With off-the-wall plot turns and small mysteries scattered throughout, this is the perfect choice for mystery fans with a silly sense of humor, and the cliff-hanger ending promises more sleuthing on the horizon. Gosier’s black-and-white spot illustrations add to the charming atmosphere. A sheer delight." —Booklist, starred review

"Spratt’s (the Nanny Piggins series) effortlessly funny narration will keep readers laughing from start to finish."—Publishers Weekly, starred review

"Quirky, tongue-in-cheek... delightfully eccentric... A good choice for voracious readers who enjoy a blend of humor and mystery." —School Library Journal

"Spratt begins this new series with a nifty, engaging protagonist who can keep readers laughing and help young geeks feel good about themselves... Delightful, highly logical, and well-informed fun." —Kirkus

“Snappy and smart. [R.A. Spratt's] clever plotting moves the action right along. Everything ends with a giant cliffhanger, which will definitely leave readers ready for more.” —BookPage