The perceptual responses of individuals at different levels of physical fitness to absolute exercise intensities were compared. Perceived exertion, as measured by the Rating of Perceived Exertion scale, did not discriminate between subjects who were physically fit and those who were not, despite differences in physiological strain. (Author/PP)

A verbal and a perceptual test of gender constancy were administered to 26 four- to six-year olds. The majority of the children answered questions as if referring to a "pretend" rather than "real" situation, which decreased scores of gender constancy on both tests. (AOS)

Three experiments involved imagining the result of either an array rotating relative to a fixed viewer or a viewer rotating relative to a fixed array. The data suggested that adults use literal, concrete strategies to solve these problems. (Author/PN)