You can either download the .ggb file alone or the complete webpage for students with tasks.
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Josef Hofer 22 November 2012 - 22:01
12 December 2014 - 11:19 4 resources — Zauner Birgit
3 resources — ulli.p
11 resources — Riedl
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16 October 2018 - 07:34 14 resources — Christian Conradi