This study investigated whether second, third, and fourth graders could recognize microcomputer-generated color graphics displayed on monochromatic monitors. It was found that subjects were unable to discern critical features of a color graphic displayed on a monochromatic screen unless it was designed to enhance figure/ground separation.…

Analyzes instructional theory requirements and suggests that structural learning theories meet these requirements. Essentials of such theories are illustrated in the context of designing an instructional unit on subtraction. Structural learning theories are then described more generally and contrasted with cognitive theories. Implications for…