Gye-Beom Jeon Won Cheol Kim Amarjagal Enkhsaruul Eun-Ju Kim Jongwan Lee Sun-Jeong Kim Chang Geun Song An Interactive Snowboard Game in Virtual Environment. 801-811 2007 conf/edutainment/2007 Edutainment http://dx.doi.org/10.1007/978-3-540-73011-8_77 db/conf/edutainment/edutainment2007.html#JeonKEKLKS07