Archive for April, 2010

Nice surprise

Posted by: Dave Richeson on April 22, 2010

Topological maps or topographic maps?

Posted by: Dave Richeson on April 20, 2010

John D. Cook’s daily Twitter tips

Posted by: Dave Richeson on April 17, 2010

Mathematical cousins and collaboration numbers

Posted by: Dave Richeson on April 17, 2010

An Euler line geogebra applet

Posted by: Dave Richeson on April 13, 2010

Everyday geometry: hat size

Posted by: Dave Richeson on April 12, 2010

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