References

 **References**  Biella, D., and Luther W. (2006). A synthesis model for the replication of historical experiments in virtual environments. //Proceedings of the 5th European Conference on E-learning//. Retrieved June 9, 2013, from http://books.google.com/books?id=uhS1sd3gEB4C&pg=PT37&dq=the+candle+problem+karl+duncker&cd=5#v=onepage&q&f=false

Davidson, J. E., & Sternberg, R. J. (2003). //The Psychology of Problem Solving//. Cambridge, UK: Cambridge University Press. EBook Collection (EBSCOhost).

Problem solving - Cognitive psychology. (n.d.). //Welcome to Cognitive Psychology - Cognitive Psychology//. Retrieved June 9, 2013, from http://cognitivepsychology.wikidot.com/cognition:problem-solving

Problem solving PDF. (n.d.). //Middle East Technological University//. Retrieved June 9, 2013, from ocw.metu.edu.tr/pluginfile.php/2463/mod_resource/content/0/lectures_2/10-problemsolving-NC.pdf

Sternberg, R. J., & Sternberg, K. (2012). Problem solving and creativity. //Cognitive Psychology//, 442-486.

Whitten, S. (2013). Lesson 11: Problem solving. [Online Lecture Notes]. Retrieved June 9, 2013 from https://cluster13-files.instructure.com/courses/975215/files/28980630/course%20files/modules/mod11/mod11_00.htm?download=1&inline=1&sf_verifier=9bcaab2bba59b5d4721b45f2bf1ca297&ts=1370845204&user_id=2605940 