Playing the educational toy is good for our health and can develop our intelligence quality as well as increase our wisdom, so the educational toy is popular in the market nowadays. Do you know the classify of the educational toy? Please follow me and I will tell you as clearly as I can.

The first one is the class of ring. It is well known that there was a cardano’s rings in song dynasty. This cardano’s rings contained very deep sequence principle, so it was difficult to solve it if you could not find out the hidden regular. Except this, other rings, such as wanshou ring, flower basket ring, maze, plum three lane and so on skillful games contain very deep mathematical truth, which are helpful for cultivating and improving people’s space imagination, logical thinking and mathematical analysis ability. Continue reading »