This is hard!!! Let's see how delicate you are with that mouse. The furthest that I got was Level 3. There's a hint after each level so listen for it. Take your time because if you mess up, you go back to the first level.
Good Luck!
http://fun.sdinet.de/flash/games/lab.swf
Good Luck!
http://fun.sdinet.de/flash/games/lab.swf
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