It was 1798 when the Morningstarr twins arrived in New York with a vision for a magnificent city: towering skyscrapers, dazzling machines, and winding train lin

National Book Award finalist Laura Ruby returns with the middle chapter in her epic alternate-history adventure—a journey that will test Tess, Theo, and Jaime

The thrilling conclusion to two-time National Book Award finalist Laura Ruby’s epic adventure through the streets of an alternate New York City. It was only a

Explains various methods used in cryptography and presents examples to help readers in breaking secret codes

“The pleasures of the novel go far beyond the crackling, breathless plot and the satisfaction of watching the puzzle fall into place. The book is shot through