You can either download the .ggb file alone or the complete webpage for students with tasks.
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Aitzol Lasa February 16, 2015 - 3:14 PM
April 15, 2015 - 2:17 PM 11 resources — Euskal Herriko GeoGebra Institutua
February 27, 2015 - 11:01 AM 11 resources — aitzol.lasa