In a series of experiments, we tested a recently proposed hypothesis stating that the degree of alignment between the form of a mental representation resulting from learning with a particular visualization format and the specific requirements of a learning task determines learning performance (task-appropriateness). Groups of participants were…

The effects of imagery instructions on fifth-graders with differing abilities were examined through within-class analysis and analysis in which class effects were allowed to have influence. In the latter analysis there were significant Aptitude X Treatment interactions with subscores derived from paired-associate tasks. Interactions were…