Hints:

Beetle symbols
Glowing beetles will appear up to four times during the game. Once triggered, Laura will experience some disturbing flashback sequences. They are located in varying areas in the game and are only accessible after certain specific actions are completed.

Laura's compact
Select the compact from Laura's inventory to receive a pictorial hint to solve the current puzzle. This may only be done three times per game.

Laura's father
At varying locations in the game, Laura's father will speak to her.

Laura's watch
The game must be completed in two hours (real time). The watch in the inventory will keep track of the elapsed game time. The game begins at 3:00, and will end at 5:00.