成语是汉语特有的语言形式，是一个固定短语，表达了一个固定的语意，常带有历史故事及哲学意义，成语大多数是由四个汉字组成。
“成语800”是一个iPad游戏，收录了800条成语，让用户在游戏中逐步学习到中国成语。
游戏是以两种简单的游戏组合成：翻牌配对和成语排序。首先在16张翻转的牌中选择2张相同进行配对，8对都配对成功后，把四个字按成语顺序放到空格上。成功后，将会显示该句成语的意思。
Learn Chinese is a pain killing process. The best way is to use it, face it and play with it, everyday, every minute. Game is the best tool in here.
We design the game through an easy game method: flipping card, match pair and recognize the words, then arrange the single words in meaningful sequence, finally show the meaning in both Chinese and English.