ptolemy.co.uk blog http://www.ptolemy.co.uk/blog Mathematics, Philosophy and Technology in Education Tue, 07 Oct 2008 18:52:39 +0000 http://wordpress.org/?v=2.6 en Geometry, by eye http://www.ptolemy.co.uk/blog/archives/113 http://www.ptolemy.co.uk/blog/archives/113#comments Tue, 07 Oct 2008 18:52:39 +0000 alec http://www.ptolemy.co.uk/blog/?p=113 http://www.ptolemy.co.uk/blog/archives/113/feed Maths Education and the Metric System http://www.ptolemy.co.uk/blog/archives/110 http://www.ptolemy.co.uk/blog/archives/110#comments Sun, 07 Sep 2008 21:07:57 +0000 alec http://www.ptolemy.co.uk/blog/?p=110 http://www.ptolemy.co.uk/blog/archives/110/feed John Gray - An Appreciation http://www.ptolemy.co.uk/blog/archives/107 http://www.ptolemy.co.uk/blog/archives/107#comments Sun, 27 Jul 2008 13:32:28 +0000 alec http://www.ptolemy.co.uk/blog/?p=107 http://www.ptolemy.co.uk/blog/archives/107/feed Lockhart’s Lament http://www.ptolemy.co.uk/blog/archives/106 http://www.ptolemy.co.uk/blog/archives/106#comments Thu, 10 Jul 2008 14:27:14 +0000 alec http://www.ptolemy.co.uk/blog/?p=106 http://www.ptolemy.co.uk/blog/archives/106/feed Bowland Maths http://www.ptolemy.co.uk/blog/archives/105 http://www.ptolemy.co.uk/blog/archives/105#comments Mon, 16 Jun 2008 23:07:29 +0000 alec http://www.ptolemy.co.uk/blog/?p=105 http://www.ptolemy.co.uk/blog/archives/105/feed