Changes

Socratic dialoge is more effective in learning then didactic teaching<ref>[http://www.cs.cmu.edu/~cprose/pubweb/cogsci01.pdf Rosé, Carolyn P., et al. "A comparative evaluation of socratic versus didactic tutoring." Proceedings of Cognitive Sciences Society (2001): 869-874.]‏</ref>. students explain their thinking out loud enhance their learning<ref>Chi, Michelene TH, et al. "Self-explanations: How students study and use examples in learning to solve problems." Cognitive science 13.2 (1989): 145-182.‏</ref><ref>Chi, Michelene TH, et al. "Eliciting self-explanations improves understanding." Cognitive science 18.3 (1994): 439-477.‏</ref><ref>Schworm, Silke, and Alexander Renkl. "Computer-supported example-based learning: When instructional explanations reduce self-explanations." Computers & Education 46.4 (2006): 426-445.‏</ref>. When using ''why'' questions and explist negative feedbeck, students learn more<ref>[http://www.public.asu.edu/~kvanlehn/Stringent/PDF/03AIED_CPR_DB_SS_RS_KVL_ROLE.pdf Rosé, C. P., et al. "The role of why questions in effective human tutoring." Proceedings of the 11th International Conference on AI in Education. 2003.]‏</ref>

==difference between experts and laymen in learning==