100 Doors Remix Level 11 Walkthrough: Tap underneath the ball to make the ball jump. Make it go into the hoop to hit the lever and open the door.
100 Doors Remix Level 12 Walkthrough: Use the stick+hook to grab the picture hanging on the ceiling. Drag the grey panel on the far left 3rd row, to the right. Take the middle part of the picture. Drag the grey panel on the bottom right, to the left. Take the last part of the picture. Place each part of the picture to the frame in this order: Middle, Left, Right. Drag the door to the right.
100 Doors Remix Level 13 Walkthrough: Turn the volume down all the way by using their in-game button, then press the button.
100 Doors Remix Level 14 Walkthrough: Tap the wooden panel directly below the X button in the corner and a hammer will fall down. Pick it up, and drag it repeatedly to the cracked floor square on the bottom left. Take the lighter and use it on the bomb.
100 Doors Remix Level 15 Walkthrough: Use the hook to loosen the coin on the tree. Pick it up and drag it to the coin slot in the machine to turn it on. Drag the hammer and hit the red part to unlock the door. Drag the door to the right.