Escape from the puzzle room 18

[old biker]

Escape from the puzzle room 18 is a new Japanese point and click, room escape game by puzzle-studio. Search for clue's ,solve puzzles and escape.

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]

E, the math equation took a bit. Finally got F; it doesn't have to be exactly the next dot as I first thought; you can jump spaces.
Solved them all, except the water....I have to give up; can't get the water....darn!