Creepy Apple paperbacks from childhood

1.
Wait Till Helen Comes
Wait Till Helen Comes 4.12 avg rating — 25,619 ratings
1.
The Girl with the Silver Eyes
The Girl with the Silver Eyes 4.02 avg rating — 10,749 ratings
3.
Ghosts Beneath Our Feet
Ghosts Beneath Our Feet 3.83 avg rating — 895 ratings
4.
The Doll in the Garden
The Doll in the Garden 4.05 avg rating — 8,863 ratings
5.
The Secret of NIMH
The Secret of NIMH 4.17 avg rating — 183,703 ratings
6.
Haunted Island
Haunted Island 3.75 avg rating — 96 ratings
6.
The House on Hackman's Hill
The House on Hackman's Hill 3.96 avg rating — 1,143 ratings
6.
Help! I'm a Prisoner in the Library!
Help! I'm a Prisoner in the Library! 3.66 avg rating — 1,283 ratings
9.
The Ghost on the Hill
The Ghost on the Hill 3.27 avg rating — 22 ratings
10.
Christina's Ghost
Christina's Ghost 3.82 avg rating — 2,792 ratings
11.
Behind the Attic Wall
Behind the Attic Wall 4.07 avg rating — 5,915 ratings
12.
Midnight in the Dollhouse
Midnight in the Dollhouse 3.94 avg rating — 635 ratings
13.
Ghost Cat
Ghost Cat 3.67 avg rating — 498 ratings