Skandar and the Skeleton Curse (4) Mary Pope Osborne and the Haber-Bosch discovery that

and the Haber-Bosch discovery that changed billions of lives—including your own

Beyond the bestselling novel

Everyone is wearing linen

composed of a diverse assortment of former Navy SEALS from all walks of life

The Enigma Hardcover Deluxe Edition: features gorgeous dark teal sprayed edges

Skandar and the Skeleton Curse (4) Mary Pope Osborne and the Haber-Bosch discovery thatThe adventure continues with the thrilling fourth installment in the Skandar series from New York Times and internationally bestselling author A. F. Steadman! As Skandar and his friends begin their fourth year at the Eyrie, the Islands unicorns are struck by a terrible curse that threatens to change everything. Between a Commodore determined to eliminate the spirit element for good and a sister hellbent on revenge, nowhere is safe for Skandar. As more