Spear most important weapon. Learned to herd buffalo over cliffs or trap them. Different type dart points than paleo Indian. Used grinding tools - metate, mano, bedrock mortars. Pit ovens common to bake plant roots, sotol, lechugilla.
Ovens survive today as burned rock middens.
900 - 1500 Introduction of Agriculture to some village settlements. Prior to that, adle-adle and spear used. Pottery and arrow points are indicators of late prehistoric period. Some villages grew up, but many groups continued a nomadic lifestyle. The historic period began with the arrival of the Spanish.