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MacGregor, James N.; Cunningham, John B. – Journal of Problem Solving, 2009
Insight problem solving is characterized by restructuring. We hypothesized that the difficulty of rebus puzzles could be manipulated by systematically varying the restructurings required to solve them. An experiment using rebus puzzles varied the number of restructurings (one or two) required to solve a problem and the level at which the…
Descriptors: Problem Solving, Numbers, Difficulty Level, Puzzles
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Gunion, Katherine; Milford, Todd; Stege, Ulrike – Journal of Problem Solving, 2009
Recursion is a programming paradigm as well as a problem solving strategy thought to be very challenging to grasp for university students. This article outlines a pilot study, which expands the age range of students exposed to the concept of recursion in computer science through instruction in a series of interesting and engaging activities. In…
Descriptors: Foreign Countries, Programming, Programming Languages, Middle School Students