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Psychology World: Cognitive Dissonance

For Students 9th - 10th
An explanation of the three fundamental assumptions of the cognitive dissonance theory. Also presents an experiment that was conducted as an example that shows how the theory works.
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Theory Into Practice: Cognitive Dissonance

For Students 9th - 10th
This site from the Theory Into Practice website provides a simple and straitforward explaination of the Cognitive Dissonance theory. The page gives a good example of the theory in action and references for further information.