Three Boxes Escape: Room 4

[old biker]

This is another puzzle room with boxes where you are locked in the room. You will need to collect three objects that will made a key to unlock the exit. These objects are locked in the boxes. Solve puzzles to unlock each of them and finally escape from this room.

Good luck

play

Please use spoilers for hints and walkthroughs:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.

[graywolf]

Solved walls 2 & 3...still trying to figure out #1...
Got it! Nice One!

Missing letters spell a number.