The Constructivist Medal
New to World Maths Day in 2011 is The Constructivist Medal, a competition for advanced students to show off their abilities to explain mathematical concepts using online materials.
To create a webpage with a GeoGebra applet that explains a mathematical concept that sparks your interest. You can choose any topic or concept you like, at any level of mathematics.
For more information please see the competition's Official Blog.
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