Nov 292012
 

The Roman calendar gave way to the Julian calendar in 45 BC, which was pushed aside by the Gregorian calendar in 1582.  Now, in 2012 comes the first major calendar debut of the 21st century.

Help the world drop the relic known as the traditional wall calendar and step into the future with the Periodic Calendar!

Get the whole story at our Indiegogo campaign and fund the first edition by pre-ordering your own Periodic Calendar now!

Meanwhile, stay tuned as the Periodic Blog starts Monday, December 3rd, or as it will soon be known, Element 404!

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