Here is a tutorial: Step - By Step instructions!
- Look at the picture frame in the first level. It shows the required fruit, for example Pear.
- Walk around the room and find the correct fruit.
- Press C to open Camera Mode.
- Aim at the pear and left click to take a picture.
- Press C again to close Camera Mode.
- Walk to the picture frame.
- Look at the frame and press F to submit the picture.
- If the picture is correct, the door opens.