Roald Dahl was a famous British writer who wrote 24 children's books that became popular movies. Some of his most well-known children's books are Charlie and the Chocolate Factory, Matilda, James and the Giant Peach, Fantastic Mr. Fox, and The BFG. He also wrote some books for adults and had his children's books rejected by publishers over 20 times before they were finally published. Roald Dahl passed away at the age of 74 years old.