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Thinking & Problem Solving. http://www.starlight-tower.com/images/starlight_tower/The_Thinker_Rodin-2.jpg. Studying Problem Solving. Types of problems Well-defined problems Ill-defined problems. Studying Problem Solving. Methods Logic puzzles Introspection. Classic Problems and Solutions.
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Thinking &Problem Solving http://www.starlight-tower.com/images/starlight_tower/The_Thinker_Rodin-2.jpg
Studying Problem Solving • Types of problems • Well-defined problems • Ill-defined problems
Studying Problem Solving • Methods • Logic puzzles • Introspection
Classic Problems and Solutions • Generate-and-test technique
Classic Problems and Solutions • Means-ends analysis ? Current State Goal http://tell.fll.purdue.edu/JapanProj/FLClipart/Adjectives/poor.gif
Classic Problems and Solutions • Working backwards
Classic Problems and Solutions • Backtracking
Classic Problems and Solutions • Backtracking
Classic Problems and Solutions • Solving by analogy
nine-dot problem six-matches problems Blocks to Problem Solving • Mental set
Figure 10-6 (p. 370)Answers to the nine-dot and the six-matches problems. Blocks to Problem Solving • Mental set
String problem. Blocks to Problem Solving • Mental set • Functional fixedness
The mutilated checkerboard problem. Blocks to Problem Solving • Incomplete or incorrect representation
A tic-tac-toe board representation of the numbers game. Blocks to Problem Solving • Incomplete or incorrect representation
Problem Solving • Techniques for solving problems • Lack of problem-specific expertise
Problem Solving • Techniques for solving problems • Lack of problem-specific expertise • Experts vs. novices • Have more knowledge in that area • Deeper level representation • Check for errors more often
Figure 10-10 A generic problem space. The Problem Space Hypothesis
Figure 10-12 (p. 377)A part of the problem space for the Towers of Hanoi problem, showing the solution. The Problem Space Hypothesis
Creativity • Unconscious processing/ incubation • Everyday cognitions