From what I remember from undergrad history courses, they were both civilizations with well structured communities and were both decent at math. Did they have schools that resemble anything like what we have today? Were there any recognized scholars?
For the Aztec at least there are some previous questions that ought to provide some information:
That doesn't touch on the Maya, and I'd love the chance to hear more about Aztec education as well, so don't let these previous answers prevent further discussion.