References
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- Hetland , L. , Winner , E. , Veenema , S. and Sheridan , K. 2007 . Studio thinking: The real benefits of visual arts education. New York : Teachers College. .
- Perkins , D. N. 1986 . Thinking frames. . Educational Leadership , 43 ( 8 ) : 4 – 10 .
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- Perkins , D. N. Winter, 2004 . “ Making thinking visible ” . In New Horizons for Learning Online Journal, X (1). Retrieved December 22, 2008 from http://www.newhorizons.org/strategies/thinking/perkins.htm
- Project Zero, & Reggio Children. 2001 . Making learning visible: Children as individual and group learners. Reggio Emilia, , Italy : Reggio Children. .
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