The K’iche’ data presented in this archive were originally collected as part of Clifton Pye’s dissertation research. This research was supported by grants from the Organization of American States and the Wenner-Gren Foundation (No. 3222). The National Science Foundation provided support for the construction of the computerized database (BNS-8909846). All articles that reference the K’iche’ data from this archive should cite the following references: Pye, Clifton. 1980. The Acquisition of Grammatical Morphemes in Quiche Mayan. Doctoral Dissertation, The University of Pittsburgh. Pye, Clifton. 1991. The Acquisition of K’iche’ (Maya), (1991), in Dan Isaac Slobin (Ed.), The Crosslinguistic Study of Language Acquisition. Hillsdale, NJ: Erlbaum.