• 1499

What will I learn?

Solving this puzzle validates that you can manage string manipulation (split, concatenation, conversion), array arithmetics. You may discover the vigesimal (base twenty numeral) system.

External resources


Learning Opportunities

This puzzle can be solved using the following concepts. Practice using these concepts and improve your skills.


The goal of this puzzle is to make you compute an arithmetic operation from two mayan number. This puzzle make you discover computation in base 20 (used by mayans). It will make you play a lot with string to digits conversions and mechanics to store their values in associative arrays.

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We all know now that the world did not end on December 21st 2012. But it's true that it is easy to misread mayan calculations, because their numeral system is so complicated!

Help us find the date of the next apocalypse, decyphering messages from an other time.