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《学习科学杂志》2013,22(2):227-269
This case study analyzes ways in which an experienced physics teacher uses questioning to guide student thinking during a benchmark discussion about measurement. Interactional issues involve ways of speaking: Why the teacher decided to ask what he did, when he did, of whom, in what way, and for what purpose. Conceptual issues involves ways of thinking: How students seemed to understand measurement concepts such as calculating an average value. We define a particular kind of question, a reflective toss, that the teacher uses to try to give students responsibility for thinking. A reflective toss sequence typically consists of a student statement, teacher question, and additional student statements. This unit of analysis directs attention to ways in which a teacher question influences student thinking. We analyze reflective tosses in terms of the immediate action plans they instantiated, the emergent goals they served, anal underlying beliefs they embodied during an episode that involved the public refinement of a student's ideas. We propose that teachers may shift toward more reflective discourse by asking questions that help students to make their meanings clear, to consider various points of view in a neutral manner, and to monitor the discussion and their own thinking.  相似文献   

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Prior research has shown that orchestrating scientific discourse in classrooms is difficult and takes a great deal of effort on the part of teachers. In this study, we examined teachers?? instructional moves to elicit and develop students?? ideas and questions as they orchestrated discourse with their fifth grade students during a learner-centered environmental biology unit. The unit materials included features meant to support teachers in eliciting and working with students?? ideas and questions as a source for student-led investigations. We present three contrasting cases of teachers to highlight evidence that shows teachers?? differing strategies for eliciting students?? ideas and questions, and for developing their ideas, questions and questioning skills. Results from our cross case analysis provide insight into the ways in which teachers?? enactments enabled them to work with students?? ideas and questions to help advance learning. Consistent with other studies, we found that teachers could readily elicit ideas and questions but experienced challenges in helping students develop them. Findings suggest a need for more specified supports, such as specific discourse strategies, to help teachers attend to student thinking. We explore implications for curricular tools and discuss a need for more examples of effective discourse moves for use by teachers in orchestrating scientific discourse.  相似文献   

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This article reports on the last of a series of iterative research studies involving students with learning disabilities in reform mathematics classrooms at the intermediate grade levels. This study reports the findings from a larger, year‐long case study that focused on ways to include students with learning disabilities and other students who are at risk for special education services in classwide discussions of problem solving. The data reported in this article detail the changes in teacher and student discourse over a nine‐week period in one classroom. Sources of data for this study included videotapes, audiotapes, and informal interviews with the teacher, a paraprofessional, and students. A quantitative analysis of the results indicates clear patterns of change in teacher and student discourse. Nonetheless, intentional efforts to include target students in the whole‐class discussions yielded instructional dilemmas that are underdescribed in the mathematics reform literature. Findings from this study have implications for special educators interested in mathematical problem solving, as well as math reformers who value the role of classroom discourse in daily instruction.  相似文献   

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Vision II school science is often stated to be a democratic and inclusive form of science education. But what characterizes the subject who fits into the Vision II school science? Who is the desirable student and who is constructed as ill-fitting? This article explores discourses that structure the Vision II science classroom, and how different students construct their identities inside these discourses. In the article we consider school science as an order of discourses which restricts and enables what is possible to think and say and what subject-positions those are available and non-available. The results show that students’ talk about a SSI about body and health is constituted by several discourses. We have analyzed how school science discourse, body discourse and general school discourse are structuring the discussions. But these discourses are used in different ways depending on how the students construct their identities in relation to available subject positions, which are dependent on how students at the same time are “doing” gender and social class. As an example, middle class girls show resistance against SSI-work since the practice is threatening their identity as “successful students”. This article uses a sociopolitical perspective in its discussions on inclusion and exclusion in the practice of Vision II. It raises critical issues about the inherited complexity of SSI with meetings and/or collisions between discourses. Even if the empirical results from this qualitative study are situated in specific cultural contexts, they contribute with new questions to ask concerning SSI and Vision II school science.  相似文献   

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A large literature establishes the benefits of discussions for stimulating student engagement and critical thinking skills. However, we know considerably less about the differential effects of various discussion environments on student learning. In this study, we assess student perceptions concerning the benefits of discussions in an upper-level political science class. We compare how students evaluated discussions in the whole-class environment, in small face-to-face discussion groups, and in online discussion groups. Overall, according to student surveys, small discussion groups elicited the highest student satisfaction and scored highest in critical thinking skills, while online discussions provided the best forum to express thoughts. While they did not favor all-class discussions, students reported that this format, too, provided benefits.  相似文献   

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ABSTRACT: Critical thinking skills (CTS) are the core learning outcome measures for higher education. Generally, CTS are not extensively developed or practiced during primary and secondary education. As such, early cultivation of CTS is essential for mastery prior to collegiate matriculation. Weekly engagement in 50 min of classroom discussion with student feedback (CDSF) was utilized to develop the CTS of students in an introductory food science course at Purdue Univ. Students' critical thinking ability was assessed longitudinally over a 16‐wk semester using the ACT‐CAAP? (Collegiate Assessment of Academic Proficiency) critical thinking test. The ACT‐CAAP measures the students' ability to analyze, evaluate, and extend an argument described in a short passage. We hypothesized that the implementation of CDSF for 16 wk would expedite development of CTS for students enrolled in the course. The CDSF intervention significantly increased critical thinking ability for non‐native English speaking students as compared to native English speaking students. Students who were classified as sophomore status or above when compared to freshmen and students enrolled as food science majors when compared to other majors also demonstrated increased critical thinking ability. Recitation size also significantly influenced critical thinking ability where students enrolled in a relatively small recitation section had elevated critical thinking when compared to the abilities of those students enrolled in a large recitation. These observations suggest that engaging students in classroom discussions with student‐led feedback is a useful instructional technique for developing CTS. Further, the data suggest the development of critical thinking skill among food science majors can be augmented when classroom discussions with student‐led feedback are conducted in smaller sized recitations.  相似文献   

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Inquiry into Children's Mathematical Thinking as a Means to Teacher Change   总被引:1,自引:0,他引:1  
In the context of U.S. and world wide educational reforms that require teachers to understand and respond to student thinking about mathematics in new ways, ongoing learning from practice is a necessity. In this paper we report on this process for one teacher in one especially productive year of learning. This case study documents how Ms. Statz's engagement with children's thinking changed dramatically in a period of only a few months; observations and interviews several years later confirm she sustained this change. Our analysis focuses on the mathematical discussions she had with her students, and suggests this talk with children about their thinking in instruction served both as an index of change, and, in combination with other factors, as a mechanism for change. We identified four phases in Ms. Statz's growth toward practical inquiry, distinguished by her use of interactive talk with children. Motivating the evolution of phases were two sorts of mechanisms: scaffolded examination of her students' thinking; and asking and answering questions about individual students' thinking. Processes for generating and testing knowledge about children's thinking ultimately became integrated into Ms. Statz's instructional practices as she created opportunities for herself, and then students, to hear and respond to children's thinking.  相似文献   

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Often, mathematics teachers do not incorporate whole-class discourse of students’ various ideas and solution methods into their teaching practice. Particularly complex is the in-the-moment decision-making that is necessary to build on students’ thinking and develop their collective construction of mathematics. This study explores the decision-making patterns of five experienced Dutch mathematics teachers during their novice attempts at orchestrating whole-class discourse concerning students’ various solution methods. Our goal has been to unpack the complexity of their in-the-moment decision-making during whole-class discourse through lesson observations and stimulated recall interviews. We investigated teacher decision-making adopting a model that combines two perspectives, namely (1) we explored student-teacher interaction with regard to building on student thinking and (2) we explored how the teachers based decisions during such interaction upon their own personal conceptions and interpretation of student thinking. During these novice attempts at orchestrating whole-class discourse, the teachers created many situations for students to articulate their thinking. We found that at certain instances, teachers’ in-the-moment decision-making resulted in opportunities to build on student thinking that were not completely seized. During such instances, the teachers’ decision-making was shaped by the teachers’ own conceptions of the relevant mathematics and by teacher conceptions that centered around student understanding and mathematical goals. Our findings suggest that teachers might be supported in their novice attempts at whole-class discourse by explicit discussion of the mathematics and of their conceptions with regard to student understanding and mathematical goals.

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Current science education reforms highlight the importance of students making sense of scientific ideas. While research has studied how to support sensemaking in classrooms, we still know very little about what drives students to pursue and persist in it on their own. In this article, we use a set of parallel case studies of undergraduate students discussing introductory physics to show how certain student-generated, vexing questions both initiate and sustain students' sensemaking processes. We examine affective and linguistic markers in student discourse in paired-clinical interviews to demonstrate both of these functions of vexing questions and detail their role in the explanations students construct. We conclude by discussing the implications of this analysis both for supporting sensemaking in classrooms and for studying it in research.  相似文献   

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This study examines the nature of discourse in which students talk with each other about what they think. Of particular interest are student-generated inquiry discussions in which the students engage in extended student-student-student interactions without much intervention from myself, the instructor. Data sources include audio- and video-tapes of class discussions, copies of student papers, and my reflective journals. Analysis involves interpretating utterances in terms of indicators of inquiry learning, student questioning, and collaborative sense-making. Two aspects of my practices seem to foster student-generated inquiry discussions: distributed authority and quietness. I no longer view myself as a facilitator of discussions but rather as an organizer of learning events in which my students share the authority to make decisions about what to say and do next. I practice 'quietness' by waiting before and after students talk (wait time), listening to the details of other people's thinking without interrupting them (attentive silence) and withholding my own opinions and understandings while assisting others in expressing theirs (reticence).  相似文献   

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Mainstream research in the education of students with significant disabilities, which seeks to improve the ways these students can participate successfully in general education settings, has established the importance of teachers and classroom contexts in mediating relations between students with significant disabilities and their peers in the classroom. However, there is still a gap in the literature regarding the ways in which teacher practice, particularly teacher discourse, shapes the identities of these students. Drawing on the data from a study that examined the participation of students with significant disabilities in inclusive settings, this paper presents a case study of the relations between Harry, a first‐grade student with significant disabilities, and a peer student, Andrea. The paper weaves several theoretical frameworks – disability studies, narrative theory, and sociocultural theory – to offer an interpretation that directs attention to the forms of teacher mediation available to peer students in engaging with their classmates with significant disabilities.  相似文献   

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Language and learning advisers and non‐English speaking background (NESB) postgraduate students negotiate complex territory when working together to improve students’ texts. However, the individual writing consultation is sometimes conceptualised one‐dimensionally by faculty as a form of editing. The writing consultation with NESB postgraduate students has also received only sporadic attention in the higher education literature. This paper provides a contextual, discourse analytical account of one writing consultation between a faculty‐based language adviser and a Master of Public Health NESB student. The findings show that the consultation was a dynamic exchange druing which a range of meanings were negotiated. The findings also show that the adviser scaffolded the student’s academic writing and learning in a number of ways. More research is needed in different teaching contexts and at various stages of students’ writing in order to provide a greater understanding of the writing support consultation to inform guidelines for providing individual language support to NESB postgraduate students.  相似文献   

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This paper reports on a study of student learning about collaboration and discusses the effectiveness of different forms of assessment in facilitating learning. The study was conducted in a large health and social care faculty in which all students on pre‐qualifying professional programmes learn together in modules aimed at developing collaborative skills. Data about student learning were collected through interviews with 42 students and analysis of 53 students’ completed assignments. The paper focuses on two questions: (1) What did students learn about collaborating in groups and about their own collaborative skills? (2) Which forms of assessment were effective in recording this learning? Interview and assignment data demonstrated that students learned about groups and group participation, about themselves in group situations and about the relevance of interprofessional learning to working collaboratively in professional practice. Module 3 (third year) assessments provided evidence of transference of learning from module to practice. Whereas learning logs, completed during the module as a form of reflective assessment, appeared to promote self‐awareness about own collaborative skills, reflective essays, completed after module sessions had ended, provided more opportunities for analysis and to link theory to practice.  相似文献   

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Critical thinking is a highly valued outcome of university study, although its nature is difficult to define. Most students are not directly taught critical thinking, but are expected to display it in at least some of their assignments. We do not know much about student perceptions of their development as critical thinkers in their degree programs. This paper presents research into student perceptions of instruction in critical thinking and aspects of its development as they study in an undergraduate degree program in agriculture. Twenty‐one students across four years of study were interviewed. They received direct instruction in critical thinking only in the first year of study, and the literature review emerged as a key genre in which critical thinking was perceived to be important by later‐year students. The final sections highlight the importance of considering the disciplinary contexts in which students develop their critical thinking, and of preparing them for transfer to post‐study contexts.  相似文献   

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Student Teacher Efficacy in Inner-City Schools   总被引:2,自引:2,他引:0  
The resolution of five middle-class student teachers' conflict and growth toward efficacy during their year interning in an inner-city school is described in this qualitative study. Analysis of 4 interviews, 12 written reflections, and 7 transcribed group discussions revealed a sense of culture shock felt by interns upon entering the inner-city schools. In particular, their concerns focused on problems in the children's home lives. Aggravating their worries were the normal concerns of student teachers about getting along with their collaborating teachers and their students and coping with doubts about their own abilities and values. Growth in self-efficacy began as the interns attempted to manage problems and take risks.  相似文献   

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