Press the ring bell for 5x and knock fir 5x
You tilt the iPad toward you so the ladder will fal down 100 Exits level 4: V means 5 in latin number knock on the door 5 times and wait.
Press the cars to change their direction. Make #1, 2, and 4 face up. Make #3, 5, and 6 face down. See related link for screenshots.
Knock on the door 5 times and wait. See related link for screenshots.
Press on the door 5 times fast and wait. See related link for screenshots.
Knock on the door 5 times and wait. See related link for screenshots.
Knock on the door 5 times and wait. See related link for screenshots.
Press the two green buttons back and forth really fast until the door is unlocked. See related link for screenshots.
Tap the door 5 times then ring the doorbell
Press the two green buttons one after the other fast until it's unlocked. See related link for screenshots.
Tap the door 5 times. The clue is the V next to the door which is roman numeral for 5. Check out the related link for a video guide showing how this can be done.
Press the cars to change their direction. Make #1, 2, and 4 face up. Make #3, 5, and 6 face down. See related link for screenshots.
To pass level 52 of the game 100 Floors, it appears that you need to use the snowflakes to arrange the date of Christmas. Change the numbers to 1, 2, 2, 5. See related link for screenshots.