7Griflfiths, David; Owen, Martin.Environment chaUengs: making a difference in the classroom [D]. DGXIII Proceedings of the Com- puter Assisted Learning(CAL97)Conference,1997,(3):l-8.
8余震球选译.维果茨基教育论著选[M].北京:人民教育出版社,2004:265.
9Janneke van de Pol.Monique Volman. Jos Beishuizen, Scarf- olding in Teacher-Student Interactions: A Decade of Research{J]. Educational Psychology Review, 2010,(22): 271-296.