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Sakhnini, Victoria; Hazzan, Orit – Journal on Educational Resources in Computing, 2008
The research presented in this article deals with the difficulties and mental processes involved in the definition, implementation, and use of abstract data types encountered by 12th grade advanced-level computer science students. Research findings are interpreted within the theoretical framework of "reducing abstraction" [Hazzan 1999]. The…
Descriptors: Computer Science Education, Computer Science, Grade 12, Teaching Methods
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Meerbaum-Salant, Orni; Hazzan, Orit – Journal of Computers in Mathematics and Science Teaching, 2009
This paper focuses on challenges in mentoring software development projects in the high school and analyzes difficulties encountered by Computer Science teachers in the mentoring process according to Shulman's Teacher Knowledge Base Model. The main difficulties that emerged from the data analysis belong to the following knowledge sources of…
Descriptors: Mentors, Knowledge Base for Teaching, Computer Software, Computer Science
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Armoni, Michal; Gal-Ezer, Judith; Hazzan, Orit – Computer Science Education, 2006
This paper discusses the role of reduction in computer science and describes a study on undergraduate students' perception of the concept of reduction. Specifically, based on an analysis of students answers to questions addressing different computer science topics, we present several findings regarding the ways in which undergraduate students…
Descriptors: Computer Science Education, Undergraduate Students, Student Attitudes, Computer Science