Study analyzed the written protocols of 900 elementary mathematics students from 5 achievement levels utilizing a 15-item arithmetic and problem-solving test administered in grade 3 and again in grade 6. Correct solutions resulted from similar strategies regardless of the achievement level, yet incorrect solutions ensued from many incorrect…

A group of about 200 students in Malmo, Sweden, was followed through three grades of elementary school (grades 4, 5, and 6) in order to observe the development of their composition writing skills. The project involved three problem areas. (1) "How does the written language develop and how is it viewed by judges?" The data gathered shows…

The paper discusses the results of a longitudinal study, conducted in Swedish public schools, of children in the sixth grade in 1979-80 (n=116) and children in the third grade in 1981-82 (n=123) with mild mental retardation who had not been labeled. The study replicates an earlier study on the incidence of mild mental retardation which was…