| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | cacao beans | Ancient Mesoamerican cultures | Cacao beans were used as currency and in religious ceremonies in ancient Mesoamerican cultures. | 2 |
| 2 | wheel | Ancient Mesoamerican cultures | Ancient Mesoamerican cultures used wheels for pottery making and domestic tasks. | 1 |