You can either download the .ggb file alone or the complete webpage for students with tasks.
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PSeminar Zenderowski — November 29, 2014 - 4:59 PM
January 21, 2015 - 10:44 AM 14 resources — GYDOMathe
August 28, 2018 - 8:27 AM 62 resources — Christian Conradi
