You can either download the .ggb file alone or the complete webpage for students with tasks.
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Paula Anttila — November 19, 2013 - 9:51 AM
October 6, 2016 - 1:56 PM 7 resources — elli.marjanen
September 21, 2016 - 7:27 AM 9 resources — juha-matti.neuvonen
December 27, 2018 - 3:36 PM 11 resources — PAnttila
