Books like The Hidden Staircase

The Hidden Staircase by Carolyn Keene reads as adventurous, suspenseful. These 12 books share its genome — matched by how they actually read, not just their shelf label.

The Bungalow Mystery

Carolyn Keene · 1930

Both explore amateur sleuthing & bravery

80% genome match

The Mystery of the Pantomime Cat

Enid Blyton · 1949

Both explore friendship

68% genome match

Il diario segreto di Colette

Elisabetta Dami · 2000

Both explore friendship

68% genome match

The Case of the Missing Marquess (Enola Holmes, #1)

Nancy Springer · 2006

Both explore independence

66% genome match

Mountain Top Mystery

Gertrude Chandler Warner · 1964

Both explore independence

69% genome match

The Mystery of the Fiery Eye

Robert Arthur · 1967

Both explore friendship

69% genome match

Mystery at Witchend

Malcolm Saville · 1971

Both explore friendship

69% genome match

Emil und die Detektive

Erich Kästner · 1930

Both explore friendship

67% genome match

The Cat Who Saw Red (A Jim Qwilleran Feline Whodunnit)

Lilian Jackson Braun · 1986

Both explore amateur sleuthing

68% genome match

Caius ist ein Dummkopf

Henry Winterfeld (Manfred Michael) · 1956

Both explore friendship

66% genome match

Trixie Belden and mystery in Arizona

Julie Campbell · 1958

Both explore friendship

67% genome match

Mystery of the green cat

Phyllis A. Whitney · 1957

Both explore friendship

67% genome match