GeoGebra Book: Kopfrechnen (Calcolo a mente)

Raccolta di applet di [url= https://www.geogebra.org/u/wengler]Wolfang Wengler[/url]

 

leucotea

 
Resource Type
GeoGebra Book
Tags
arithmetic  practice 
Target Group (Age)
6 – 14
Language
German / Deutsch
 
 
 
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