Wieczny kalendarz / Perpetual calendar

Wieczny kalendarz dla lat od 1600 do 9999 Perpetual calendar for the years from 1600 to 9999
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Jerzy Mil —

 
Resource Type
Activity
Tags
calendar  kalendarz 
Target Group (Age)
11 – 14
Language
Polish / Język polski‎
 
 
GeoGebra version
4.2
Views
8834
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License
CC-BY-SA, GeoGebra Terms of Use
 

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