“Ship Breaker,” by Paolo Bacigalupi (Little, Brown and Company, 336 pp.) is the 2011 Printz Award winner. The protagonist of this post-apocalyptic tale is Nailer, a teenager who must eke out a paycheck scavenging archaic oil tankers on the Gulf coast. When Nailer discovers an abandoned ship full of valuable goods, he is thrust into a moral dilemma that resolves itself through fast-paced plot twists packed with adventure, fighting, and even murder.