Here is the walkthrough for Can You Escape Tower Level 4, 5 and 6.
Can You Escape Tower Level 4 Walkthrough
Use code 2591 to open the box, to grab the key to complete this level.
Can You Escape Tower Level 5 Walkthrough
Objective is to find three keys. First key will be under bed. To get the second key use the bucket and break the floor. To get the third key, open the small gill on the wall and solve the puzzle as shown in the wall. Use these keys to open the locks.
Can You Escape Tower Level 6 Walkthrough
Grab the spade move the bricks, grab the knife, spear and many other things to construct bow and arrow. Use this to strike on the symbols shown on the wall.