COURSE CONTENT, ACTIVITIES, AND REFERENCE INFORMATION FOR TEACHING SCIENCE IN GRADES 7 AND 8 ARE INCLUDED IN THIS VOLUME. INTRODUCTORY REMARKS RELATE TO AN APPROACH TO TEACHING SCIENCE AND THE GENERAL OBJECTIVES OF THE SCIENCE PROGRAM. SEVEN UNITS OF STUDY ARE INCLUDED FOR GRADE 7--(1) THE NATURE OF THE ATMOSPHERE, (2) SIMPLE MECHANICS OF SOLIDS, LIQUIDS, AND GASES, (3) MODERN VIEWS REGARDING MATTER AND ENERGY, (4) SIMPLE CHEMICAL CHANGES, (5) HEAT ENERGY AND ITS APPLICATION, (6) HUMAN BODY SYSTEMS, AND (7) THE INTERRELATEDNESS OF HUMAN BODY SYSTEMS. SEVEN UNITS OF STUDY ARE ALSO PRESENTED FOR GRADE 8--(1) SIMILARITIES AND DIFFERENCES BETWEEN THE LIFE PROCESSES OF PLANTS AND MAN, (2) MODERN VIEWS CONCERNING LIGHT, (3) SOUND ENERGY, (4) ENERGY, FORCE, WORK, POWER, FRICTION, AND MACHINES, (5) BENEFIT OF ELECTRICITY, (6) RADIOACTIVITY AND ATOMIC ENERGY, AND (7) PROBLEMS OF SPACE EXPLORATION. THE APPENDIXES INCLUDE INFORMATION ABOUT FIELD TRIPS, SCIENCE FAIRS, SAFETY, CLASSROOM ANIMALS, RECORDING EXPERIMENTS, AND AQUARIUMS OR TERRARIUMS. FOR EACH STUDY UNIT, THERE ARE A TEACHER PREVIEW, AN ANNOTATED LIST OF REFERENCES, A LIST OF MATERIALS AND EQUIPMENT, A VOCABULARY LIST, A LIST OF CONCEPTS TO BE DEVELOPED, SUGGESTED ACTIVITIES, AND AUDIOVISUAL AND OTHER TEACHING AIDS. THE ACTIVITIES ARE ASSIGNED A LEVEL OF DIFFICULTY, SUITABLE FOR SLOW, AVERAGE, OR ABLE LEARNERS. THIS VOLUME IS AVAILABLE THROUGH THE CHICAGO BOARD OF EDUCATION, CHICAGO, ILLINOIS, 377 PAGES. (RS)