Choo-Yee Ting Mohammad Reza Beik Zadeh Yen-Kuan Chong A Decision-Theoretic Approach to Scientific Inquiry Exploratory Learning Environment. 85-94 2006 conf/its/2006 Intelligent Tutoring Systems http://dx.doi.org/10.1007/11774303_9 db/conf/its/its2006.html#TingZC06