Visual Basic 6.0 Guide
A VB6 version of the game that features on this site. The zip folder includes the rotate.exe file needed to run the game if you aren't a programmer. The source code needs a bit of work. This game needs more levels - the code can be adapted for larger squares but you will need to think. A high score table would add some interest as well.
Download Rotatamundo Project - rotate.zip Approx 9kb.