A discussion of word acquisition rates and strategies is based upon a 6-month case study of an Estonian-speaking child who gradually and systematically relaxed phonotactic constraints to allow greater complexity in word production. In addition to the cognitive tools of assimilation and accomodation as described by Piaget, the child used a further…

This paper describes the development and use of language training procedures, referred to as cues-pause-point procedures, that rely on behavioral principles and simple and natural teaching procedures and that are exhibited in many normal parent-child or teacher-student verbal interactions. The procedures have been effective in teaching severely…