What can jigsaw puzzles be put together?

Tangram can be put together in more than 16 styles. The jigsaw puzzle is also called the jigsaw puzzle and the wisdom board. As the name implies, it is composed of seven boards. These seven boards can be put together into many figures, such as triangles, parallelograms, irregular polygons, or various figures, animals, bridges, houses, towers, etc., or some Chinese and English characters. Because it can enlighten wisdom, Tangram has become a worldwide educational toy.

The origin of Tangram

Tangram is an invention of the ancient working people in China, and it is an ancient traditional intellectual game in China. The traditional jigsaw puzzle evolved from the "Yan Ji Tu" in the Song Dynasty, and its design principle came from the "Pythagorean Method" in the Western Zhou Dynasty, which has a history of more than 3, years.

it was not until the Qing dynasty that the jigsaw puzzle evolved into what we see now. It divides a square into 7 pieces: 5 isosceles right triangles (2 small triangles, 1 medium triangle and 2 large triangles), 1 square and 1 parallelogram.