A hierarchical progression in infants' ability to use surface features, such as color, as a basis for object individuation in the first year has been well established (Tremoulet, Leslie, & Hall, 2000; Wilcox, 1999). There is evidence, however, that infants' sensitivity to surface features can be increased through multisensory (i.e.,…

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…