http://www.schoolfreeware.com
The Free Pascal Compiler ( FPC ) with the Lazarus IDE is a free clone of Turbo Pascal and Delphi. Currently, SchoolFreeware has two tutorial series, regarding the FPC and Lazarus IDE.
App Series: GUI Applications
Program Series: Command Line Interface (This Series). The program series covers more of the basics of the Pascal syntax and programming logic. It is recommended that users start with the Program Series.
The Free Pascal Compiler and Lazarus IDE works on Windows, Mac and Linux
