Interaction is an important common factor to learn and play. For the purpose of promoting the joyful learning in educational games, a good learning interaction design is essential.

交互是学习和游戏共有的重要因素，对于促进快乐学习为目的的教育游戏，好的学习交互设计至关重要。

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There simply is no learning curve to get started, and learning the subtleties of the game is a joyful experience for everyone but the game's digital quarterbacks.

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