rationalskepticism.org

Lifeboat for the rational mind :D
http://www.rationalskepticism.org/

Land navigation the old fashioned way

http://www.rationalskepticism.org/viewtopic.php?p=2486555#p2486555

Posted: Oct 23, 2016 8:04 am

by Macdoc

like long division ?

All times are UTC

Powered by phpBB © 2000, 2002, 2005, 2007 phpBB Group
http://www.phpbb.com/