Have you sharpened your weapons? Are you ready for battle? Can you speak Classical Nahuatl? Do you know the legend of the vision of the eagle clutching the snake on a prickly pear cactus—the first signal to our ancestors of the site our great city of Tenochtitlan? Can you take prisoners and bring them back alive to offer as human sacrifice to the gods? Only then may you cut your hair! So are you ready for your initiation as an Aztec Warrior? National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.