This is the second of a two-part review of instructional procedures in secondary school science. Analyzed are research studies in the field mainly over the period 1960-67. Studies were reviewed under the following headings: team teaching, programed instruction, audiovisual aids, laboratory procedures, extra classroom activities and field experiences, content integration, classroom interaction, and teaching duration. Thirteen conclusions and suggestions summarize some of the implications of the findings of the research reviewed. A bibliography listing 103 studies is included. (GR)