THIS COLLECTION OF PAPERS CONSTITUTES THE FINAL REPORT OF A PROJECT DEVOTED TO AN ANALYSIS OF THE BEHAVIORAL PROCESSES UNDERLYING PROGRAMED INSTRUCTION. THE PAPERS ARE GROUPED UNDER THREE HEADINGS--(1) "PROGRAMING RESEARCH," (2) "BASIC SKILLS--RATIONALE AND PROCEDURE," AND (3) "BASIC SKILLS--SPECIFIC SKILLS." THE SUMMARY WRITTEN BY THE PRINCIPAL INVESTIGATOR IS GIVEN IN A PAPER TITLED "REFLECTIONS ON A DECADE OF TEACHING MACHINES." MANY OF THE PAPERS HAVE BEEN PUBLISHED IN PROFESSIONAL JOURNALS. (AL)