, Hellenic Open University, Greece
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Journal of Learning for Development Vol. 6 No. 1 (2019): ISSUE 1 - Research Articles
Open Badges as Credentials in Open Education Systems: Case Studies from Greece and Europe
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Journal of Learning for Development Vol. 8 No. 1 (2021): ISSUE 1 - Research Articles
To Use or not Use Collaborative Learning Techniques in Teleconference Teaching? A Case Study from the Hellenic Open University
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