Try these links for more information on Costa's Habits of Mind, and Thinking Skills.

http://www.ascd.org

http://www.theschoolquarterly.com/info_lit_archive/learning_thinking/99_ac_aiwac.htm

http://www.asfm.edu.mx/main/curriculum/habits.htm

http://www.habits-of-mind.net/

http://www.watersfoundation.org/index.cfm?action=skills

http://www.peel.edu.on.ca