The stability of the Kaufman Assessment Battery for Children (K-ABC) was studied by examining its performance over a 5-year interval with 16 non-handicapped children aged 45 to 61 months at the beginning of the study. Global scale stability coefficients (corrected for restriction in range) for Time 1 testing (age 4 years) and Time 4 testing (age 9…

Elementary students (N=160, grades 2-3 and 5-6) were evaluated in a battery of four information-processing tasks, including: Inspection Time, Reaction Time, Coincidence Timing, and Mental Counters (Working Memory). Half of the children were certified as gifted in a case study analysis; the other half were selected from non-gifted programs of the…

The Adaptive Behavior Scale, as developed, contains 10 domains of behavior reflecting independent functioning and social-emotional responsibility in Part One, and 14 domains of behavior appraising social-emotional adaptation in Part Two. The establishment of construct validity and standardization of the Scale for use with normal and handicapped…

Scores on mental ability and academic skills for 1958 and 1978 of representative sample of grade 4 and 7 classes in Saskatchewan were compared. The selected students were administered appropriate levels of the Otis-Lennon Mental Ability Tests, and the Canadian Tests of Basic skills in vocabulary, reading, language skills (spelling, capitalization,…

Several major issues were raised against intelligence testing by the plaintiffs in Larry P. versus Wilson Riles. It was argued that since California used intelligence tests to ascertain who should be placed in programs for the educable mentally retarded (EMR), and since blacks performed less well on the tests than whites, it was the tests which…

Part of the New Canadian Study required the examination of general ability measures. The requisites were that the measure selected be applicable for Grades 5 to 9 and that it could be administered to students with a limited command of English. Included in this report are: (1) a summary of the considerations involved in selecting a general…

Genetic and environmental etiologies of individual differences in tests of intelligence and school achievement were investigated in a study from the Colorado Adoption Project. A multivariate conditional path model was fitted to general cognitive ability and reading performance data from 119 adoptive and 120 nonadoptive families. (SLD)

This paper presents preliminary results regarding the predictive validity of learning potential tests administered in an exploratory study in Rotterdam (Holland) concerning the referral of minority students to special education. The central question of the study was why some students of Surinamese, Turkish, and Moroccan origin were placed in…

This reference resource provides a comprehensive listing of tests, keyed to behavioral and educational objectives of elementary school education. Each test, or when appropriate, a subtest of a test, was evaluated by educators and measurement specialists. Four main criteria were selected for evaluating the tests: measurement validity, examinee…

Chicano and Amerindian vocabulary scale responses from the Stanford-Binet (LM) and Wechsler Intelligence Scale for Children were item-analyzed for 1,009 subjects. The response patterns differed both by ethnic group and test, as well as by age. The most common, and recurring, pattern found was "level-of-difficulty" gradient…

Data available from the Fall and Spring administration of the Stanford Achievement Test: Intermediate I: Form X and the Otis-Lennon Mental Ability Test for all Title I pupils in the State of New Hampshire plus a random sample for the entire state, made possible the item-by-item comparison of Fall and Spring performance on the same groups of…

Test publishers and the users of standardized IQ and summary-score achievement tests have failed to consider the problems associated with testing the minority child. Since the results of these tests are used to determine the education, economic, and social future of children, a harder look at the minority child's cultural background is essential.…

This study explores the effects of physical differences in the architectural design of schools by comparing behavioral and performance variables for two groups of pupils: (1) those who had previously attended an open space school, and (2) those who had always attended classes in a traditionally built school. Three major variables are examined:…

Presented is a report on a cross-sectional and longitudinal study concerned with the course of intellectual development in 210 children (6-12 years old) educationally designated as brain damaged (learning disabled and/or behavior problems) and assigned to special school placement. The report is divided into four sections which focus on…

A sample of 236 elementary-level Black, Hispanic, and Anglo pupils, referred or nonreferred for learning disabilities, were assessed with the Wechsler Intelligence Scale for Children-Revised and the Kaufman-Assessment Battery for Children cognitive and achievement scales. Results showed that referral status, ethnicity, and language proficiency…