Achilles is his father’s sixth son. His five brothers all died as infants. To protect Achilles from the same fate, his mother Thetis dips him into the River Styx. When Greece attacks Troy, Achilles joins the fight. Will his mother’s treatment keep him from harm? Aligned to Common Core standards and correlated to state standards. Graphic Planet is an imprint of Magic Wagon, a division of ABDO.