摘要:This study investigatedthe effects of a teaching process using dynamic asessment for a unit on young children's measurement ability. Subjects were 45 5-year-old children in a kindergarten in Busan. The instrument was the Dynamic Assessment Tools for Young Children's Measurement Ability (Hwang & Ko,2007). Assessment consisted of four steps : pre-test,leamning,transfer,post-test. Results were that at post-test,there were significant dfferences in scores of measurement ability between the dynamic asessment and control groups. In the dynamic asessment group there was significant improvement in length,widh and weight between pre- and post tests and there were signifcant shifts of measurement strategies and measurement errors between the pre- and post-tests.