Designed for use with the teacher's guide to the social science strand of unit five, the supplement and ditto packet provides materials for class activities and seatwork for individual students. Kit 17 focuses on what the elements are. Ditto materials for this kit help the students identify similarities and differences in home and school activities, recognize the need for interdependence and cooperation, and identify feelings. Kit 18 revolves around how wants and needs are satisfied. Visuals are used to examine a school in a country setting, illustrate schools in foreign countries, and examine school traditions. Kit 19 deals with how changes occur and ditto masters help students recognize the power structure in the school and identify feelings of characters in a story. Kit 20 concentrates on what happens as a result of change. Materials are provided for work with the cardinal points of north, south, east and west. Visuals from stories help in identifying conflict situations. Language on materials for classroom use is in Spanish. Each kit is designed for a period of instruction of two to three weeks. (DS)