Most beginning calculus courses spend little or no time on a technical definition of the limit concept. In most of the remaining courses, the definition presented is the traditional epsilon-delta definition. An alternative approach that bases the definition on infinite sequences has occasionally appeared in commercial textbooks but has not yet…

This investigation is concerned with the quality of classroom tests which were devised by senior university students in an education class on tests and measurement in social studies. (Author)

This theoretical analysis articulates verbal rule properties and use implications, describes an empirical study examining characteristics of problem solving performance when verbal rules are instructed as a problem solving method, and discusses role of verbal rules in problem solving and implications for learning procedural skills. (MBR)

Investigated the independent and interactive effects of contextual and definitional information on vocabulary learning. German students of English received either a text with unfamiliar English words or their monolingual English dictionary entries. A third group received both. Information about word context is crucial to understanding meaning. (44…

Data drawn from 3 cycles of data collection for the International Adult Literacy Survey (IALS) were analyzed to identify the levels and distributions of literacy skills in the adult populations of 20 countries. The following were among the main conclusions: (1) in 14 of the countries, at least 15% of all adults have literacy skills at only the…

Nonformal education (NFE) in urban Kenya was examined in a study that focused on Kisumu, Mombasa, and Nairobi. Data were collected from the following sources: a literature review; investigations of 88 nonformal, informal, and community schools and centers in the three cities; and interviews with 14 key persons involved in delivery of NFE. The…