A simple friendship story could be two boys who are neighbors. One boy is good at drawing and the other at sports. They start sharing their skills with each other. The artist boy teaches the sporty boy how to draw portraits of his favorite athletes, and the sporty boy teaches the artist boy how to play basketball. Their friendship grows stronger through these exchanges.
In a story, two boys who have different interests become friends during a summer camp. One loves reading books and the other loves exploring nature. They initially seem like an odd pair but soon find common ground. They go on nature walks together, and the nature - loving boy shows the bookworm all the beautiful plants and animals. In return, the bookworm reads interesting stories about nature to his friend. Their friendship blossoms as they learn from each other.