Discrimination learning, memory, and transfer capacity were assessed in 56 institutionalized moderately to severely retarded adults to provide information on trainability. Generally, the higher functioning Ss, defined by IQ and adaptive behavior learned more rapidly than did the lower functioning Ss. (Author/SW)

This study involved fifty-eight 3-year-olds. It sought to determine whether the preschoolers could learn to discriminate visually the critical elements of shape through a program of perceptual-motor training, transfer such knowledge to similar but different shapes, and then resist the process of forgetting the critical elements. The children were…