Development and Application of a Digital Textbook utilizing New Cabri: Focusing on Circumcenter and Incenter of Triangle
| Autor: | Jong Gug Yun, Eun Su Kim |
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| Rok vydání: | 2021 |
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| Zdroj: | Korean Association For Learner-Centered Curriculum And Instruction. 21:383-399 |
| ISSN: | 2671-776X 1598-2106 |
| Databáze: | OpenAIRE |
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