The flag of Serbia is like a big piece of paper with three colors on it: red, blue, and white. The top part of the flag is red, the middle part is blue, and the bottom part is white.
The red color on the flag represents bravery and strength. It shows that the people of Serbia are very strong and courageous. The blue color represents some important things like freedom, justice, and loyalty. This means that the people of Serbia really value these things and want to make sure that they are always protected.
The white color on the flag represents peace and purity. It shows that the people of Serbia really care about being peaceful and living in harmony with each other. All of these colors together means that Serbia is a really special place with strong and brave people who value freedom, justice, peace, and purity.