Trê và cóc is a Vietnamese folk tale retold by Nga Nguyêñ, published in paperback by L'Harmattan in 1991. The story centers on a conflict between a fish and a frog, exploring themes of justice, cleverness, and moral reasoning through traditional narrative structures. As part of the broader canon of Vietnamese folklore, this work serves both as a cultural artifact and an accessible piece of children's literature. Written in French, it reflects efforts to preserve and share Vietnamese oral traditions with a wider audience. The tale follows classic folk narrative patterns, using animal characters to convey ethical lessons in an engaging way suitable for young readers.