THE 4M COMPANY is an elementary school metric measurement program being developed in Hawaii. In previous years the K-4 portions of the program were pilot-tested; during the spring of 1977 the portions for grades 5 and 6 were pilot-tested with 932 students in 8 schools. Pretests, progress tests, and posttests were administered; pilot teachers…

This study was undertaken in order to gather information concerning conversion to the metric system by other countries which might be useful in planning for conversion by the United States. Representatives of organizations in five countries (United Kingdom, Australia, South Africa, New Zealand, and Canada) which had recently converted to the…

The purpose of this study was to determine the relative effectiveness of two instructional approaches upon the attitude, achievement, and retention of fourth, fifth, and sixth graders studying a 3-week unit on the metric system. A laboratory approach, in which students measured three-dimensional objects with tools scaled in metric units, was…