THIS IS A PROGRAMED INSTRUCTION BOOK ON THE SUBJECT OF PROGRAMED INSTRUCTION. IT DEFINES AND COMPARES LINEAR AND BRANCHING PROGRAMING, AND GIVES ADVANTAGES AND DISADVANTAGES OF EACH METHOD. SELF-ORGANIZING PROGRAMING IS ALSO DISCUSSED. FINALLY, THE AUTHOR SUGGESTS SEVERAL STEPS THAT SHOULD BE TAKEN BEFORE ANY TEACHING MACHINE IS SELECTED, AND VARIOUS TEACHING MACHINES ARE PICTURED. THIS DOCUMENT IS AVAILABLE FOR $2.00 FROM FEARON PUBLISHERS, INC., PALO ALTO, CALIF. (JM)