Even at these middle grade levels, it is important to revisit previous mathematical ideas to deepen understanding. All of our 7th grade teachers participated in an integrated unit on the Maya. I ...

An international team of researchers has solved one of the great enigmas of the ancient world: how the Maya managed to make such astonishingly accurate predictions of solar eclipses. By reexamining ...

Among the few treasures that survived Spanish colonization, the Dresden Codex stands as one of humanity’s most precious scientific relics. This folded bark-paper manuscript, adorned with colorful ...

With the Aid of a Remarkable Mathematical System These Early Americans Determined the Equinoxes and Closely Predicted Eclipses of the Sun and Moon ...

The nepohualtzintzin is a calculation device used in pre-Hispanic Mesoamerican cultures, including the Mayans, that is now making a comeback in several education programs, which are making use of this ...