Download or read book Armada written by Ernest Cline and published by Broadway Books. This book was released on 2018-11-06 with total page 530 pages. Available in PDF, EPUB and Kindle. Book excerpt: From the bestselling author of "Ready Player One." After sighting a UFO, high-school student Zack and his new comrades must scramble to prepare for an alien onslaught, in this rollicking, surprising thriller and coming-of-age adventure.