Christian Gottschall's Logik-Übergang
, a fine website that contains free programs, apps, widgets etc. related to logic.
Esther Ramharter's homepage
contains useful materials on logic and related areas.
Peter Smith's homepage
contains loads of useful stuff on logic, besides, “enthusiasms, sceptical thoughts, and a little LaTeX geekery”.
If you want to stay up to date on what's happening in logic, consult
Richard Zach's Blog
. Also visit his
at the University of Calgary.
“An argument is a connected series of statements intended to establish a definite proposition”:
Monty Python's Argument Clinic