You can either download the .ggb file alone or the complete webpage for students with tasks.
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Andreas Brinken — April 15, 2014 - 7:13 AM
April 13, 2018 - 12:36 PM 30 resources — SAVASORHAN
November 12, 2017 - 9:30 AM 19 resources — fabianhoese
October 14, 2019 - 8:22 AM 33 resources — Birgit Lachner