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Cohen, Patricia; And Others – 1979
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…
Descriptors: Adolescents, Age, Behavior Development, Disabilities
Lockavitch, Joseph F., Jr. – 1978
The relationship of lateral awareness and directionality with intellectual ability, academic achievement, and age was investigated with 288 first through third grade elementary school children. With the exception of first graders, Ss were administered three tests: the Lockavitch Test for Lateral Awareness and Directionality (LTLAD), the Short Form…
Descriptors: Academic Achievement, Age Differences, Cognitive Processes, Elementary Education