http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7092540&tstart=0#7092540 Jun 9, 2010 9:43:17 AM Jun 9, 2010 9:43:17 AM lboyce@portbyron.cnyric.org 0 http://mathforum.org/kb/thread.jspa?messageID=7092504&tstart=0#7092504 Jun 9, 2010 9:20:40 AM Jun 9, 2010 9:20:40 AM rsilver@pob.k12.ny.us 0 http://mathforum.org/kb/thread.jspa?messageID=7092494&tstart=0#7092494
You may want to avoid red pencils as they could be confused]]> Jun 9, 2010 9:09:22 AM Jun 9, 2010 9:09:22 AM dmorse@ti.com 0 http://mathforum.org/kb/thread.jspa?messageID=7092459&tstart=0#7092459 often in class, and several of my students do too.

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