Puzzle skill

First, prepare tools or raw materials: puzzles.

1. Put the puzzle together.

2. In the jigsaw puzzle, we choose the two largest triangles to place, as shown in the figure.

3. Place a parallelogram in the position shown in the figure.

4. Next, put the second largest triangle next to the parallelogram and keep the position as shown in the figure.

5. Place a square as shown.

6. The remaining two small triangles are placed in the position shown in the figure, that is, next to the square.

7. Put the last small triangle in the position in the picture, and it is finished.

Extended data Extended data:

Modern intelligence puzzle is a kind of educational toy designed on the basis of traditional puzzles and referring to the principles of modern higher mathematics. Compared with traditional puzzles, the patterns are more vivid and diverse, which can exercise the ability of hands and brains and inspire creative consciousness.

Modern puzzle is a modern "puzzle" developed on the basis of traditional puzzles, which refers to the geometry, topology and linear programming principles of modern higher mathematics. It is composed of seven kinds of irregular plates: round, semicircle, triangle, trapezoid, angular irregular pattern (also called right-angle plate) and round irregular pattern (also called large plate). As shown in the figure: Rule: flip the position where seven boards are placed to complete the puzzle.

References. References:

The Origin of Tangram —— College Students News Network