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GPS and Geocaching in Education - PDF Free Download
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PDF) Ihamäki, P. (2015) User Experience of Geocaching and Its Application to Tourism and Education, Phd thesis, Annales Universitatis Turkuensis B404, University of Turku, Juvenes Ltd., Turku.
PDF) The Students' Behaviours at the Instructional Geocaching Applied in Problem-Based Environmental Education