In the learning support for repetitive motions having an operating instrument, it is necessary for learners to control not only their own body motions but also an instrument corresponding to the body. This study focuses on the repetitive motion learning using single operation instrument without the movement in space; i.e. jump-rope and hula-hoop.…

The original intent of this investigation was to evaluate the effectiveness of the Object Sorting Task (OST) as a predictor of learning outcomes, especially among minority children. The study results, however, have produced a subtle but significant shift of attention to the issue of possible differences in the cognitive organization of children…