01547cam a2200289 4500 612400585 TxAuBib 20221220120000.0 220916s2022||||||||||||||||||||||||eng|u bl2022028876 9781426373398 HRD 16.99 1426373392 HRD 16.99 TxAuBib Trueit, Trudi Strain, author. The forbidden island / Trudi Trueit. Washington, DC : National Geographic, [2022] 251 pages : color illustrations ; 24 cm. Explorer Academy ; 7 "Amid assignments that take the Explorer Academy recruits from the iceberg-filled waters of Antarctica to the bone-dry deserts of Argentina, Cruz Coronado is scrambling to complete the last piece of the cipher. With Nebula agents and the elusive explorerspy still out there, his opportunity to recover his mother's world-changing formula is slipping away. But as Cruz has learned from his time aboard Orion, true explorers must never give up. Even after completing dozens of high-risk missions and traveling to all seven continents, Cruz could never prepare himself for one ultimate surprise"-- Provided by publisher. 20221220. Explorers Fiction. Ciphers Fiction. Mystery and detective stories. Antarctica Fiction. Argentina Fiction. Explorer Academy ; 7.