Administration of the BG in a group situation provided as much, and as reliable, information as did individual administration. Besides the economy, it provided an opportunity to observe the individual child's functioning as a member of a peer group, both in relation to it and in conjunction with it. (Author)

The Behavior Rating Scale measures behavioral skills by observing the child during the administration of other tests. The rating dimensions include independence, concentration, tractability, attitude and disposition toward testing, and overflow behavior. All are scored on a scale of 0-4, low to high. (PR)

The Three Dimensional Auditory Test measures the preschool child's auditory skills. It requires 3 to 4 minutes individual administration. The examiner needs a collection of props, listed on the score sheet, and a large box in which to place them. These objects are presented to the child in pairs and he is required to discriminate between the…

Theory and research regarding four levels of concept attainment and three uses of concepts as specified by the model of conceptual learning and development (CLD) are described. Subtests, utilizing three-dimensional stimuli, were developed to assess each level of attainment and each use of the concept equilateral triangle. The tests were…