Procedures for implementing the Pennsylvania Plan (see TM 000 608) are detailed, and the method of achieving representative sampling is described. Functions of school representatives involved in the data collection are listed, and their training is outlined. Procedures for collecting school and teacher information, and administering tests and questionnaires are presented. The School Information Form (TM 000 610) and Teacher Questionnaire (TM 000 611) are included in the appendices. (PR)