lvl 7
go to room on the left
get the blue wheel on the wall
go back the first room
use the wheel to turn the connection point on the pipe
now u can go up to the room on top
on top go to the second room
take a green wheel from the drawer
use the green wheel to turn the connection point on the first room
now the door in the green room on top is unlocked
open n go in the next room
find a pen inside a drawer
go to next room
find a paper on the table
go all e way back to the veri first room
enter the room on the left
put the paper over the paper that is on the table
use the pen to request for new red wheel.
u now got the letter.
go to the room got a mail snail system
put the letter into the system
wait for awhile
then check for the red wheel in the inbox
now the door in the red room is unlocked
enter it
go to next room
find a diskette in the locker
go to next room
put hte diskette in the diskdrive near the right of hte room
check the panel
obj muz get the color mixture right by touching the wheel next to diskdrive
ps. still havent able to get the mixture right.