Visit the following sites friends:


  Italian free educational software:  Italian grammar, History and Geography. There is also an archive of teaching materials.
Free software entirely dedicated to italian grammar; hundreds of exercises in grammatical analysis, logical analysis, analysis of the period, use of verbs, use of punctuation, use of relative pronouns etc. ...
  Historical Atlas; HistorAtlas is a free software that you can download and install on your computer. It has 168 historical maps with their description and a  timeline that helps you on navigation. You find also an illustrated chronology and animated maps.
  The same Atlas, italian version.
  The same Atlas, spanish version.
  The same Atlas, french version.
The site exhibit a private collection of Soviet Russian paintings: Socialist Realism and Soviet neo impressionism. Italian version.
The same private collection of russian paintings. english version.
This is another (the first) site dedicated to works and life of  Luigi Castiglioni. French version. 

The most advanced calculator for adjustable/variable rate mortgages