Mac OS Education
LOGO was created in 1967 for educational use, is a computer programming language with functional programming capability.
This version of LOGO is an interpreted language, but isn't a lite version.
Functional programming with global and local variables is implemented.
You can test calculations with polish notation, test recursively, and use arrays.
LOGO is not a language for programming a real application, instead it is a teaching language.
- fix some bugs
- add 2 buttons (penup/pendown, showturtle/hideturtule, cleanall)