The unit experiences for the K-12 curriculum guide, including these for grade 4, are outlined in SO 001 139. These units initiate the study of geographic regions of the world. Emphasis in these area studies is placed on the regional topography, geographic factors, and people's economic, social, and cultural adjustment to their environment or surroundings. Overview, objectives, motivational, developmental, and review activities, and content for each of the various sub-units are summarized: 1) Use of Map and Globe --community, country or national community, continent, world, solar system; 2) Metropolitan Study --historical development of Denver, demography, points of interest, government, economic characteristics, and comparison with New York City; 3) Island Regions --general, and detailed area study of Japan including physical features, climate, history, culture, occupations, transportation and communication, education, and government; 4) Man at High Latitudes --Eskimo and Lapp and life on tundra lands; 5) Desert Lands (Saudi Arabia) --comparisons with the desert lands of Arizona, New Mexico, and Utah, with possible cultural comparisons; 6) Hot, Wet Lands of the Rain Forest (Amazon and Congo); 7) Polder, Land from the Sea (Netherlands); 8) Mountain Region (Equador); 9) Ranchlands in Argentina and the United States; and, 10) California, Land of Contrast --comparison with all the other areas of the world. Evaluation objectives and techniques are also enumerated. SO 001 138 through SO 001 144 are related units. (Author/SBE)