You can either download the .ggb file alone or the complete webpage for students with tasks.
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Jean-Yves Labouche March 1, 2015 - 5:49 AM
November 22, 2015 - 11:41 PM 29 resources — pbeemcp2
April 22, 2015 - 11:54 PM 3 resources — Jean-Yves Labouche