“…Several studies have been carried out on game-based learning with an educational orientation, especially for a possible use in either helping learning the traditional classroom environment, or supporting teaching activities (Hsiao, 2007), with improving techniques like the multi level challenge system (Cheng et al, 2007). Other game-based learning systems were, for examples, VISOLE (Shang et al, 2007), AnswerMatching (Wu et al, 2007), Shadow Box (Sung et al, 2007), and Simulation Fish Tank (Tan and Biswas, 2007).…”