Who knows how to make a photo frame out of cardboard?

1, material: A4 paper, A4 paper, transparent thin file bag, which is three times of monochrome cardboard.

2. Divide a monochrome cardboard three times the size of A4 paper into three equal parts, draw lines, then fold in the left part according to the separation line, and then fold in the right part according to the separation line to make it the same size as A4 paper.

3. Draw a box on the right side of the folded cardboard, with each side about three centimeters away from the edge of the cardboard. Then cut off the frame, draw a semicircle on the right side of the whole cardboard and cut it off.

4. On a piece of A4 paper, draw with a pencil, then color it, and finally erase the imprint of the pencil.

5. Put the drawing paper on the upper left of the transparent thin file bag, and then cut off the part of the file bag larger than A4 paper. Fix the back of the painting in the file bag.

6. Draw an outline on the edge of each pattern on the file bag with a black marker.

7. Open the folded cardboard, put the picture in the middle of the folded cardboard, pick up the file bag and draw a black outline to cover the left part of the cardboard, then cover the file bag with a black outline, and finally cover and cut off the right part of a frame to form a photo frame.