You should know that even if certain levels seems impossible, they all have their solutions.
I strongly recommend that you download the Tutor Levels available in the Help Section 

Go to the Download New Levels & View High Scores page to download more levels

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Click here for an Internet Donation

Or click here for a Donation by Mail

LaserTank Language Kit

Play LaserTank Version 4.1.2 in a different language

Just download and install the kit in the same directory you've installed LaserTank

The LaserTank Translation Kit

This is The Lanquage kit for LaserTank ver 4.1.2 :
LaserTank_Translation_Kit.zip
Use it to translate LaserTank in another language.

LaserTank Source Version 4.1.2

For those out there that know C, I have put the source files for laser tank here :
LaserTank412.zip - 3.2 Mb August 03, 2005
If someone wants to convert the game to run on another platform
( i.e. Mac OS, Linux, ect.. ) please and tell me how you are doing.