# Children investigate the complicated, 52-year Aztec calendar. December 17 is the anniversary of the discovery of the 25-ton Solar Stone, or Aztec Calendar, found in 1790 by workers repairing Mexico City’s Central Plaza.
# Children construct a scroll calendar journal in the style of an Aztec calendar.
# On an imaginary study trip to Mexico using various media sources, students record daily sketches and writings in their journals.