Add new comment

Permalink Submitted by Anonymous (not verified) on 27 October, 2010

A lovely, easy to read, interesting article. It's got my curiousity going. I'll be looking for more magical maths for the classroom. Thanks.

About text formats

Unformatted text

  • No HTML tags allowed.
  • Web page addresses and email addresses turn into links automatically.
  • Lines and paragraphs break automatically.

Filtered HTML (deprecated)

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.