这种名为“智慧皇”的会说话的儿童数学练习器,其外形如图1所示。它可进行两位数以内的加、减、乘、除四则运算,并具有机器自动出题和操作者自行出题、自动评分、语音提示、动画标记等功能。这一练习器操作简便,寓教于玩,音画结合,犹如一位声音柔和的家庭数学女教师,可供学前班直至 The so-called “wisdom of the emperor,” talking children’s math trainer, its appearance as shown in Figure 1. It can add, subtract, multiply and divide by four digits. It also has the function of automatically outputting questions, auto-grading, voice prompt, animation mark and so on. This trainer is easy to operate, edutainment to play, the combination of sound and picture, like a soft-spoken home math teacher for preschool until