九连环是中国传统的有代表性的智力玩具,具有极强的趣味性.九连环由九个用环杆相套连的圆环和一只长形的框柄所组成,它的玩法就是要将这九个环从柄上解下来.解环的过程蕴含着深刻的数学原理,既能练脑又能练手.九连环的历史1.战国说《战国策·齐策》中有这样的记载,“秦昭王尝遣使者遗君王后玉连环,曰:‘齐多智,而解此环否?’君王后以示群臣,群臣不知解.君王后引椎,椎破之,谢秦使曰:‘谨以解矣.’”. Nine links is a traditional Chinese representative of the intelligence toys, has a very interesting taste. Nine links from the ring with nine rings and a long box handle formed, and its play is to The nine rings from the handle on the solution of the process of the ring contains profound mathematical principles, both practice brain and can practice. Nine series of the history of the Warring States said “Warring States Qi?” There is such a record , “Qinzhao Wang tasted the angel of the Queen Queen jade chain, saying: ’Qi more wisdom, and solution of this ring?’ After the king to show the ministers, the ministers do not know solution. Qin said: ’would like to carry on.’ ”.