Covering all grade levels, this bibliography has been compiled to serve as a guide to school districts considering the purchase of instructional materials on the metric system. The materials are listed alphabetically by type in the following order: charts, films, filmstrips, games, kits, posters, recordings, slides, transparencies, miscellaneous items, printed materials, and United States Government documents. Information about each item includes the title, source, price and frequently the grade level and a brief description of the content. The addresses of the producers and publishers are included. (RG)