tag:blogger.com,1999:blog-11439944.post2136092353755165994..comments2024-03-21T13:06:59.456-07:00Comments on Grey Matters: Blog: Free Math Magic!Pi Guyhttp://www.blogger.com/profile/09760001560356969164noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-11439944.post-80284804671911206992013-10-18T07:16:11.460-07:002013-10-18T07:16:11.460-07:00Despite being written in spanish, a lot of free st...Despite being written in spanish, a lot of free stuff about maths and magic can be followed in the Divulgamat webpage, www.divulgamat.net, section "el rincón matemágico".Pedro Alegríahttps://www.blogger.com/profile/16601544780307700336noreply@blogger.com