1. Tools: ruler, paper tube, knife, scissors, pencil or colored pen, glue, white paper, waste cardboard. ,

2. Prepare materials: Prepare waste paper tubes, knives, rulers, scissors, pencils or colored pens, glue, white paper, waste cardboard and other tools to prepare the pen holder.

3. Cut the paper tube: Use a ruler to measure a 100mm paper tube, mark it, and use a knife to cut out a paper tube with a height of 100mm. The cut side may not be smooth, so use a knife to repair it.

4. Make the bottom of the pen holder: measure the inner and outer diameters of the paper tube, use waste cardboard to make the bottom of the pen holder, make it into a convex round cake shape, and apply glue around it.

5. Make a surface pattern: Use scissors to cut out a rectangular paper with a width of 100mm. The length should be slightly longer than the outer diameter of the paper tube. You can draw and write on this rectangular paper. For convenience, I will Instead of drawing, write a few words to represent it. Readers who love beauty can try drawing some flowers, sunflowers, birds, etc.

6. Glue the bottom of the pen holder and the pattern paper to the paper tube: Install the bottom of the pen holder on the side of the paper tube close to the cutting side, and let the uneven side serve as the bottom of the pen holder. Wrap the pattern paper around the paper tube and stick it with glue. The simple pen holder was successfully made!