This handbook has been conceived as a guide for young researchers embarking on the exciting journey of investigating different aspects of plurilingual education. The text can also serve to review ideas previously encountered, and perhaps as a means of interrogating research methodologies in plurilingual contexts for those who already have ample…

Reactive scales dominate the self-concept field. Using these instruments leaves two questions unanswered. First, if left to his/her own devices would the individual even think of him/herself in terms of that dimension? Second, what are the dimensions in terms of which individuals do think of themselves? With these two questions in mind, 536…

Research practitioners have traditionally collected and analyzed data using experimental designs and inferential statistical procedures. In addition to being difficult to learn and apply, these quantitative procedures generally leave out such variables as attitudes, feelings, and emotions. This paper describes the nature and role of qualitative…

A survey was conducted of expert instructional design practitioners about their use of developmental testing and revision procedures. The degree of correspondence was examined between published recommended practice and actual practice, as reported by 90 respondents to a questionnaire. The surveyed sample were members of the National Society for…

This study explored fourth-grade teachers' understanding of mathematical problem solving, an aspect of the Vermont portfolio assessment program that has been largely ignored. Teachers' conceptions of problem solving, their knowledge of problem-solving strategies, their selection and evaluation of problem-solving tasks, and their instructional…