Dodecahedron Day!
December 5, 2008
A dodecahedron is a three-dimensional figure with 12 faces. The Greek prefix dodeca- means 2 + 10.
The dodecahedron in the picture has 12 5-sided (pentagonal) faces. That's why Dodecahedron Day is on December 5 each year.
Click here to see students celebrating Dodecahedron Day 2004.
The most fun way to celebrate Dodecahedron Day is to build your own dodecahedron! Click on a picture below to learn how to build it. Ask your teacher if you need help.
Teachers may follow the "Resources" link below for classroom ideas.
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| © 2004-8 vincent j matsko | vmatsko(at)imsa.edu | illinois mathematics and science academy | last modified Feb 2008 |