Enid Blyton Secret Series Books In Order

Publication Order of Secret Series Books

  1. The Secret Island (1938) [Best Price Here]
  2. The Secret of Spiggy Holes (1940) [Best Price Here]
  3. The Secret Mountain (1941) [Best Price Here]
  4. The Secret of Killimooin (1943) [Best Price Here]
  5. The Secret of Moon Castle (1953) [Best Price Here]