Submitted on: 10 October 2007.
Revised on: 06 November 2007.
Accepted on: 03 December 2007.
___________________JOURNAL OF EXPERIMENTAL EDUCATION
http://reply.papertrans.cn/2/168/16742/16742-22.png
http://reply.papertrans.cn/2/168/16742/16742-23.png
http://reply.papertrans.cn/2/168/16742/16742-24.png
Submitted on: 19 February 2008.
Revised on: 04 June 2008.
Accepted on: 31 July 2008.
___________________JOURNAL OF EXPERIMENTAL EDUCATION
http://reply.papertrans.cn/2/168/16742/16742-26.png
http://reply.papertrans.cn/2/168/16742/16742-27.png
Submitted on: 28 January 2013.
Revised on: 15 April 2013.
Accepted on: 12 May 2013.
___________________JOURNAL OF EXPERIMENTAL EDUCATION
http://reply.papertrans.cn/2/168/16742/16742-29.png
Submitted on: 12 October 2003.
Revised on: 19 January 2004.
Accepted on: 18 March 2004.
___________________JOURNAL OF EXPERIMENTAL EDUCATION