1, cutting, collecting broken steps, and cutting rags into hexagonal squares with the same size.

2. Sew into a cube. First, sew one side of four square pieces of cloth to the four sides of the square.

3. Sew the adjacent edges of four pieces of cloth together to form a cube without a cover.

4. Sew the last piece of square cloth to the four empty edges of the square.

5. When sewing the last side, leave half sewn. The sewn cube is turned over from the gap, so that the raw edges are turned inward.

6. Fill the sand, and fill the upside-down sandbags with sand where there is no seam.

7. Seal and sew the place left by the sandbag filled with sand. So the sandbag is finished.

Introduction of sandbags: sandbags are a kind of equipment for practicing throwing on the physical education class in primary and secondary schools in Chinese mainland. Generally, dry yellow sand is packed in a small bag made of thick cloth, which is slightly larger than baseball.

Sandbag game is not only a kind of sports game, but also carries out educational activities in many fields through cognitive activities such as speaking, singing, drawing, pinching and counting, which not only enriches children's activities, but also cultivates their feelings of loving folk art activities.

There are many ways to throw sandbags, and one of them is the most popular. First, draw a big circle on the sunny terrace or open space, and divide the participants into two groups by drawing lots. One group stands outside the circle and the other group stands in the circle.