The purpose of this paper is to depict a model of the ethical drivers of the implementation of instructional technology. The model is meant to be a starting point for institutions as they initiate, update or implement instructional technology. A major assumption underlying the paper is that a consideration of ethics is lacking in the planning…

Purpose of the study was to evaluate the effectiveness of a hierarchically arranged instructional program in multiple classification, which refers to the ability to define a class by two or more attributes simultaneously. (Authors/MB)

Suggests a module system of units of 60-70 students with 5 or 6 tutors, each student teacher experiencing the continuity of working with the same primary and secondary groups for three years' practice teaching. (IR)

Areas of contradiction and controversy over error analysis are discussed, and an interference error analysis project is described, giving a detailed definition of interference error. Several practical approaches to teaching out interference errors are outlined. (MSE)

Discusses shell classification exercises. Through keying students advanced from the "I know what a shell looks like" stage to become involved in the classification process: observing, labeling, making decisions about categories, and identifying marine animals. (Author/JN)

A teacher describes her method for putting students in small groups so that optimum learning takes place. (MK)

Described is an activity designed to allow students' thinking about taxonomy to evolve in the same fashion as the thinking of taxonomists. Presented are the problem to be investigated, procedures, and questions for discussion. (CW)

Described are activities using jar lids for sorting, classifying, and graphing; ordering; and measuring circumference and diameter. (MNS)

Presents a class activity in which student describe and classify music as an introduction to writing classification essays. (SR)

Describes a laboratory notebook designed for junior and senior college students for a fish taxonomy course. Discusses the benefits of drawing and close observation on students' learning. (Contains 15 references.) (YDS)

Four adults with mild mental retardation were taught to sort based on what two pictures had in common and to comply with a series of instructions to sort the pictures selectively. After failing the task, they were taught to act on what they told themselves and self-instructed correctly. (Contains references.) (Author/CR)