Wikipedia
PascalABC.NET - is a new generation Pascal programming language, including classic Pascal, most Delphi language features, as well as a number of their own extensions. It is implemented on the Microsoft.NET platform and contains all the modern language features: classes, operator overloading, interfaces, exception handling, generic classes and routines, garbage collection, lambda expressions, parallel programming tools.
PascalABC.NET is also a simple and powerful IDE with integrated debugger, IntelliSense system, form designer, code templates and code auto-formatting. Command-line PascalABC.NET compiler is also available on Linux and MacOS (under Mono).
PascalABC.NET is popular in Russian schools and universities. In Southern Federal University, it is used as the main language for teaching students of Information technology in the course "Fundamentals of programming" and for teaching children in one of the largest computer schools in Russia.
Programming Taskbook developed by Prof M. E. Abramyan is a part of PascalABC.NET. This taskbook contains 1100 learning tasks and covers almost all sections of a basic programming curriculum.