You can either download the .ggb file alone or the complete webpage for students with tasks.
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Javier May 18, 2015 - 6:19 PM
January 6, 2019 - 4:12 PM 11 resources — Raraneda
January 6, 2019 - 4:10 PM 12 resources — Raraneda
June 3, 2015 - 6:42 AM 12 resources — JavierPascual333