You can either download the .ggb file alone or the complete webpage for students with tasks.
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Tom Owsiak March 5, 2013 - 4:10 AM
March 10, 2015 - 2:17 PM 1 resources — tiber_1173
November 12, 2015 - 4:49 PM 10 resources — mkrause
November 12, 2015 - 4:54 PM 17 resources — mkrause