Tangram is one of the ancient toys in the East.

Tangram is one of the ancient toys in the East.

The ancients said, "The benevolent enjoys Leshan, while the wise enjoys water." In fact, the happiness of the wise is not limited to water. You see, the idle and ingenious ancients were not only good at puzzles, but also good at disassembling nine-ring chains. They have Luban's intelligence and constantly challenge Luban's lock with wisdom; With the wisdom of Kong Ming, they played word games between the lines. Every time there is a festive banquet, a room full of friends and relatives, and a noisy and cheerful drinking scene, people sigh how happy this is!

Tangram is one of the ancient toys in the East. It is known as "the puzzle from China" and "the Oriental Magic Plate". It once fascinated Napoleon, a military strategist, and made Du Lei, a famous French illustrator, fondle admiringly. In Gao Luopei's novel The Nail Case, the puzzle of the dumb boy becomes the clue and key to solving the case ... What's so special about the small puzzle? Why is it famous at home and abroad?

When the jigsaw puzzle originated is still inconclusive. Some people say that it originated from Yanji map in Song Dynasty. The so-called "Yan Ji" is a few cases when entertaining guests. By chance, Northern Song scholar Huang designed six rectangular tables. At the banquet, he adjusted the arrangement of tables according to the number of guests, which was very convenient. Later, he added a small number and put all seven boxes together to form a rectangle for many people to eat. This is the prototype of the jigsaw puzzle.

According to the assembling principle of Huang Yan Ji, the painter Ge Shangen of Ming Dynasty added six more boxes. Thirteen cases are combined to form the pattern of butterfly spreading its wings, which is the wonderful butterfly wings. Tangram is developed on the basis of Yan Guitu and butterfly wings.

Lu Yiqing, a medical scientist in the Qing Dynasty, wrote in "Cold and Land Miscellaneous Knowledge": "There are seven clever pictures, five shapes and seven numbers in modern times, and there are as many as a thousand kinds of deformations. Things are small and changeable. Gaisai is enough to break the silence, so the world is happy. " Generally speaking, a puzzle is to divide a square into seven figures, which can be put together into squares, rectangles, people, horses, dogs and other shapes. Seven small drawing boards can spell out many graphics that come to your mind. The pleasure it brings to people lies in its infinite possibilities.