“李毓佩数学童话总动员”共有5个系列、24部作品,构建了一个庞大的数学王国。在这个数学王国里,有扣人心弦的历险和侦探故事,主人公们要想脱离险境,必先解决数学难题!而难题的解决,也需要小读者的参与。但是,重要的解题步骤和答案都被加密了,小读者可以自己动脑筋解决问题,也可以借助书中所附的解密卡来帮助自己,大大提高了小读 “Li Yupei mathematical fairy tale mobilization ” a total of 5 series, 24 works, to build a huge mathematical kingdom. In this math kingdom, there are exciting adventures and detective stories. The protagonists must first solve math problems if they want to get out of the woods! The solution to the problems also requires the participation of the younger readers. However, the important steps and answers to the questions are encrypted, and the younger readers can use their own brains to solve the problem. They can also help themselves by using the decryption card attached to the book, greatly improving their primary reading