Various matchstick problems, some easy, some harder.
 
For details please read the game description associated with each variant.
The program does NOT check for correct results; you are the judge. However, moved matches cannot be used a second time; they turn into used matches and show a black tip.
Furthermore, you lose when you try to move more matches than allowed.
 
In some variations you are asked to delete some matches. To delete a match by moving it to the DUMP area at the right border.
You lose when you try to delete more matches than allowed.
 
Default variant:
The given double cross consists of twelve matches.
Move three matches to construct three squares of equal size.
No surplus matches are allowed.
 
 
Source: 'Creative Puzzles of the World', 1980, Plenary Publ. Int.
German version: 'Denkspiele der Welt', Hugendubel.
 
More freeware as well as real puzzles and games at my homepage http://karl.kiwi.gen.nz.