2. Roll two pieces of paper into a tube. This is a flagpole. Be sure to tighten the paper roll and stick it firmly with tape. If you don't want to use paper, you can also use a thin stick as a flagpole.
3. Glue two tubes together to form a long tube. Take two tubes made of paper rolls and plug them together to make a long tube. Stick it with tape.
4. Take four other pieces of paper and draw a big rectangle. Spread four pieces of paper flat on the table, and then glue them together to make a rectangle. Stick four pieces of paper together with paper tape. Glue both sides to make it stronger.
5. Stick the rectangle on the long pipe. Stick a rectangular piece of paper on the pipe with ordinary tape. Be sure to stick it firmly so that it won't fall off when you shake it.
6. Decorate the flag. Now, you can decorate the national flag with the corresponding national flag color or the color of your favorite team. Use your favorite coloring tools or pigments, add stickers or sequins, or write slogans on one or both sides of the national flag. You can also cut out various shapes from the remaining colored paper, such as stars or the moon, and then stick them on the national flag.