Floor 37:
-Drag the barrel aside to release a green button.
-Touch and drag the square cover in the upper lefthand corner downwards to find a steel ball.
-Tap on that steel ball to release another green button.
-Tilt your device by rotating the top away from you, so that the steel ball on the right lifts up to release the third green button.
Next Level: 100 Floors Floor 38 Walkthrough
See 100 Floor Walkthrough/Solutions to all floors