'The Famous Five' series of adventure novels was written by:

"The Famous Five" is a series of 21 children's adventure novels by the English writer Enid Blyton, published between 1942 and 1963.

About the series:

The "Famous Five" are four children and a dog:

• Julian, Dick and Anne, three siblings.
• Their cousin Georgina, a tomboy who insists on being called "George".
• Timmy, George's loyal dog.
• The children spend their school holidays together, often at Kirrin Cottage and Kirrin Island, and solve mysteries involving smugglers, kidnappers, thieves, secret passages and hidden treasure.
• The first book was "Five on a Treasure Island" (1942), and the last was "Five Are Together Again" (1963).
• The books are known for their exciting plots and their descriptions of picnics and "lashings of ginger beer".

About Enid Blyton (1897-1968):

• She was born in East Dulwich, London.
• She is one of the best-selling children's authors of all time; her books have sold hundreds of millions of copies and been translated into many languages.
• She wrote more than 700 books.

Her other famous series include:

• "The Secret Seven" (15 books).
• "Noddy", about a little wooden boy who lives in Toyland.

"Malory Towers" and "St. Clare's", about girls' boarding schools.

"The Faraway Tree" (including "The Enchanted Wood").

"The Five Find-Outers" mysteries.

Other famous children's and young adult authors:

• Roald Dahl: "Charlie and the Chocolate Factory", "Matilda".
• K. Rowling: the "Harry Potter" series (1997-2007).
• S. Lewis: "The Chronicles of Narnia".
• Agatha Christie: detective novels for adults, featuring Hercule Poirot and Miss Marple.

Why not the other options?

• ✗Roald Dahl wrote "Matilda".
• ✗Agatha Christie wrote adult detective stories.
• ✗K. Rowling wrote the "Harry Potter" series.