This issue contains abstracts and critical comments of 10 articles. Studies included focus on sex differences in mathematical learning, intuitive functional concepts, multiple embodiments of place value concepts, instructional activities of high and low achievers, effective management at the beginning of the school year, cross-age peer tutoring, problem solving, cross-national comparisons, and subtraction. Research reported in RIE and CIJE between April 1983 and June 1983 is also listed. (MNS)