Immersive VR for numerical engagement. - Soomin Kim 001; Wookjae Maeng; Cindy Oh; Joonmin Lee; Seo-young Lee; Jeewon Choi; Gil Whan Hwang; Guhyun Hwang; Hyunsung Kim 002; Joonseok Kim 005; Joonhwan Lee (VRST, 2017)