The last decades have seen a growing interest in the impact of action on perception and other concurrent cognitive processes. One particularly interesting example is that manual rotation actions facilitate mental rotations in the same direction. The present study extends this research in two fundamental ways. First, Experiment 1 demonstrates that…

The purpose of this study was to longitudinally examine the development of symbolic play in 2-year-old Japanese infants. The subjects were four children who were individually tested once a month from the age of 12 to 24 months in laboratory settings. Assessment materials consisted of three sets of miniature toys, a doll and junk objects. Each set…

Children with Down Syndrome have the potential for the development of a large range and variety of postures, balance reactions, movements, and skills. Sometimes this potential remains relatively untapped resulting in unusual, inefficient, or even detrimental patterns of movement. By handling and playing with the child, he or she becomes more aware…