<p><em>John Pearson is a third-grade math and science teacher in Dallas, Texas.&nbsp; He has degrees in mechanical engineering from Duke University and Texas A&amp;M, so most consider his math abilities adequate enough to teach nine-year olds.&nbsp; He is also the author of <a href="http://www.amazon. ... http://www.education.com/magazine/column/Mr_Teacher/ Tue, 21 May 2013 17:07:31 -0700 FeedCreator 1.7.2 en