As a country powerful in maths, China has many creative folk games full of maths wisdom. You may play them during a sunny afternoon or on a vacation abroad. Let's take a look at three of them.
作为数学强国，中国有许多充满数学智慧的创意民间游戏。你可以在阳光明媚的午后或出国度假时玩这些游戏。让我们来看看其中的三个吧。
Chinese nine linked rings puzzle
中国的九连环
It's believed that the nine linked rings puzzle was created in the Western Han Dynasty, and may played even by the emperor himself. It is usually made up of nine rings connected to a handle. Players have to remove all the rings from the handle to win the game. This is not a simple game. The solution takes 341 moves, so lots of effort is required. But if you learn to solve it, you'll probably never forget.
相传九连环是在西汉时期创造的，甚至有可能皇帝自己都会玩。它通常由九个圆环连接到一个手柄上组成。玩家必须将所有的环从手柄上取下，才算赢得游戏。这可不是一个简单的游戏。解法需要 341 步，因此需要付出很多努力。但是，如果你学会了怎么去解它，你可能就再也不会忘记了。
Tangram
七巧板
The tangram is a puzzle made up of seven pieces of different shapes, including a square, a parallelogram and five triangles. Players need to use all the pieces to make a shape. In the 18th century, the tangram was brought to the West and soon gathered international attention. Today, you can play it on a computer screen or over the Internet.
七巧板是由七块不同形状的板子组成的拼图游戏，板子包括一个正方形、一个平行四边形和五个三角形。玩家需要用上所有的板子去拼出一个形状。18 世纪，七巧板被带到西方，很快引起了国际关注。现在，你可以在电脑屏幕或互联网上玩七巧板。
Luban lock
鲁班锁
It is said that the Luban lock was first created by Lu Ban, who was a famous engineer in ancient China. The lock has a lot to do with solid geometry. It's hard to separate the six pieces. However, it is usually easier to unlock a Luban lock than to fix it back together. Many people like to collect different kinds of Luban locks, considering them as treasures of Chinese culture.
相传，鲁班锁由中国古代著名工匠鲁班首创。鲁班锁与立体几何有很大关系。鲁班锁的六块部件很难分开。不过，通常情况下，打开鲁班锁要比复原它容易得多。许多人喜欢收集各种类型的鲁班锁，将其视为中国文化的瑰宝。