The Maya lived in hot, steamy places like this country that is south of the United States.
What is Mexico?
The Aztec built their main city on this body of water.
What is a lake?
The Inca Empire was built in these tall, rocky landforms.
What are mountains?
The first people came to America by walking from this cold, snowy continent.
What is Asia (or Siberia)?
All three civilizations built amazing things without using these round objects for moving stuff.
What are wheels?
The Maya built tall buildings called this, like the ones in Egypt.
What are pyramids?
The Aztec saw this bird sitting on a cactus, which meant they should build their city there.
What is an eagle?
To farm on steep mountains, the Inca built these flat areas that looked like giant steps.
What are terraces?
Early Americans learned to grow these three main crops together.
What are corn, beans, and squash?
These three civilizations show that people in America were really good at this before Europeans came.
What is building cities (or making civilizations)?
The Maya were really good at studying the stars and making this to track days and years.
What is a calendar?
The Aztec were really good at fighting and became this type of empire.
What is a military empire?
The Inca built many of these to travel through their empire, kind of like highway.
What are roads?
When people learned to grow their own food, they could do this instead of moving around.
What is stay in one place (or settle down)?
The Maya, Aztec, and Inca were all really good at growing this to feed lots of people.
What is food (or crops)?
The Maya wrote using pictures and symbols, kind of like fancy versions of these text messages.
What are emojis?
Spanish soldiers said the Aztec capital was more beautiful than cities in this continent.
What is Europe?
Instead of writing, the Inca kept records using colored strings with these tied in them.
What are knots?
Early Americans crossed into America when there was a land bridge, but now it's covered by this.
What is water (or ocean)?
All three civilizations had these tall buildings where they worshipped their gods.
What are temples?
Around the year 900, something mysterious happened to the Maya - they did this to their cities.
What is left them (or abandoned them)?
The Aztec made these special offerings to their gods to keep them happy.
What are sacrifices (or human sacrifices)?
The Inca covered their temples with this shiny, valuable metal to honor the sun.
What is gold?
This type of scientist studies past human cultures by discovering, excavating, analyzing, and interpreting material remains such as artifacts and buildings.
What is an archaeologist?
The Maya, Aztec, and Inca all figured out how to rule over many of these.
What are people?