What do you know about the Aztec Empire? Did they participate in human sacrifice and what did they use for money? Learn more about the ancient Greek civilization.

The Aztecs ruled an empire -- Aztecs built farms on water -- Aztecs used chocolate as money -- Aztecs loved arts and crafts -- Merchants acted as spies -- Children worked from four years old -- Aztec children went to school -- Warriors wore feathered battle dress -- 20,000 peope were sacrificed each year -- Some warriors fought with feathers -- Aztecs liked to play ball -- The Aztec Empire was destroyed in 1521.