Fifteen behavioral indices derived from information gathered by the National Center for Health Statistics Health Examination Surveys Cycle II (with a sample of 7,119 six to eleven year old children) and III (with a sample of 6,768 twelve to seventeen year old children) were investigated for differences related to the age of the mother of the…

The relationship between physical environment and child development was examined in five groups of moderately to severely handicapped children (hearing impaired, vision impaired, orthopedically impaired, speech impaired, mentally retarded). The 282 participating children comprised 89 infants (ages 0-3), 108 preschoolers (ages 3-6), and 85…