1 How your computer can hurt you-and what you can do about it By Don Sellers. 2  Peachpit Press (800-283-9444). 3  ISBN: 1566090210. 4  Peachpit Press sez: From eyestrain to carpal tunnel syndrome, computer-related injuries are on the rise.
Mesoamerica is a region and cultural area in the Americas, extending approximately from central Mexico to Belize, Guatemala, El Salvador, Honduras, Nicaragua, and northern Costa Rica, within which pre-Columbian societies flourished before the Spanish colonization of the Americas in the 15th and 16th centuries.here is extensive topographic variation in Mesoamerica, ranging from the high peaks circumscribing the Valley of Mexico and within the central Sierra Madre mountains to the low flatlands of the northern Yucatan YucatÃ¡n. peninsula
In Central Mexico, north of the Yucatan, yucatÃ¡n Another mesoamerican civilization. Thrived The Aztec empire was based in The valley Of, mexico a, wide high elevation valley in the mountains Of Central. Mexico in this wide, valley The aztecs were unified as one, people who called themselves The. mexica