This study examines problems related to (1) the development of children's understanding of temporal cycles, and (2) the relationship between cyclic concepts and cognitive development. Piagetian tests of classification and seriation and a variety of specially designed cyclic tasks were administered to 62 children, ranging in age from 4 to 10 years.…

A study examined the teaching and learning processes in the mother-child interaction that lead to the child's acquisition of the English morphemes for future and past. Data were drawn from transcripts of a mother and daughter's interaction during a period of active acquisition, age 22 to 27 months. Longitudinal microanalytic and macroanalytic…

This paper reports the results of an experiment with 21 Italian children (age 2;8-5;11) and 29 U.S. children (age 2;7-5;9) who were tested on their knowledge of verb raising to C in main WH-questions, an obligatory movement process in adult Italian and English. Along the lines of recent movement and feature checking theories, it is proposed that,…