The digest presents an overview on Down Syndrome. The history of the term is traced to its association with Dr. John Langdon Down who first described the condition in 1866. Characteristics of Down Syndrome are noted, including mental retardation, short stature, epicanthic folds, reduced muscle tone, joint hyperflexibility, and premature aging.…

The report examines, from a cognitive developmental view, research on the teachable moment or critical learning period in handicapped infants. The author explains that developmental gaps are produced by a mismatch between the infant's readiness and opportunity to learn. Characteristics and educational implications of specific handicapping…