We investigated whether continuously alternating between topics during practice, or interleaved practice, improves memory and the ability to solve problems in undergraduate physics. Over 8 weeks, students in two lecture sections of a university-level introductory physics course completed thrice-weekly homework assignments, each containing problems…

Study conducted by the Aptitudes Research Project at the University of Southern California, under Contract Nonr-228(20) with the Office of Naval Research, Personnel and Training Branch.

This paper reports an attempt to replicate previously published findings on the interrelationship between free-recall performance and selected cognitive abilities. In Experiment I, 300 7th and 12th graders responded to a battery of eight intelligence and memory tests and were then randomly assigned to one of three pre-learning instructional…

A summary of an extensive literature survey deals with the variables known or suspected to affect the retention of learned motor behaviors over lengthy no-practice intervals. Emphasis was given to research conducted by or for the military. The variables that may affect the retention of motor skills were dichotomized into task variables and…