“…The second factor, learning modes, can be used to improve learning. A number of learning modes merited consideration: adjunct, questions (Bruning, 1968;Frase, 1969;Frase & Silberger, 1970;Furukawa, 1972), advance organizers (Ausubel, 1968), mnemonic devices (Bower, 1970;DiVesta & Sunshine, 1974), programmed instruc-tion (Furukawa, 1970(Furukawa, , 1972, and organizational strategy (Cohen, 1973;Friedman & Greitzer, 1972). From among these learning modes, three were selected for comparison: adjunct questions, programmed instruction, and organizational strategy.…”