You can either download the .ggb file alone or the complete webpage for students with tasks.
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Wolfgang Wengler — February 26, 2012 - 4:41 PM
April 5, 2021 - 8:30 AM 29 resources — Wengler
February 13, 2018 - 10:19 PM 23 resources — Thomas Weber
September 27, 2023 - 9:04 AM 43 resources — Wengler
