Difficult to say when I don't know which puzzle you struggle with. ;) But the walkthrough has the solution for all of the haunted house riddles.
Walkthrough: https://mega.nz/file/GlhjHSBR#MVT0E1_tey38F_uG8PcdtyAstkpcIzpgaxAhGBovrD0
The solution for it is in the bottom, in the FAQ section.