Preparation materials: cloth, scissors, soybeans, needle and thread.

1. Find a piece of cloth with your favorite color and cut it into six squares with scissors.

2. First, sew four pieces of cloth to the four sides of a square cloth. Then sew up the adjacent edges of five pieces of cloth around, leaving an inch hole on one side.

3. Turn the sewn raw edges inward, and the outer edges will be neat and beautiful.

4. Fill the sandbags with soybeans, not too much, almost two-quarters of the sandbags, and sew the holes left in the first step.

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Sandbag is an instrument for practicing throwing on 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 sport, but also an educational activity in various fields through cognitive activities such as speaking, singing, drawing, pinching things and counting.

It not only enriches children's activities, but also cultivates children's 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.

Sandbag refers to an instrument used in sports and fitness activities. It is made of bag-like plastic or leather, filled with gravel or other substances, wrapped and hung for fighting training, and is usually suitable for boxing and other projects.