https://www.noormags.ir fa https://www.noormags.ir/view/fa/articlepage/2925227/challenges-of-teaching-geogebra-to-lower-secondary-school-students-in-chadegan-county Wed, 11 Mar 2020 20:30:00 GMT https://www.noormags.ir/view/fa/articlepage/2326212/%D9%81%D8%A7%D8%B9%D9%84%DB%8C%D9%87-%D8%A7%D8%B3%D8%AA%D8%AE%D8%AF%D8%A7%D9%85-%D8%A8%D8%B1%D9%86%D8%A7%D9%85%D8%AC-%D8%A7%D9%84%D8%AC%DB%8C%D9%88%D8%AC%D8%A8%D8%B1%D8%A7-geogebra-%D9%81%DB%8C-%D8%AA%D9%86%D9%85%DB%8C%D9%87-%D9%85%D9%87%D8%A7%D8%B1%D8%A7%D8%AA-%D8%A7%D9%84%D8%AA%D9%81%DA%A9%DB%8C%D8%B1-%D8%A7%D9%84%D8%A8%D8%B5%D8%B1%DB%8C-%D9%88%D8%A7%D9%84%D8%AA%D8%AD%D8%B5%DB%8C%D9%84-%D9%81%DB%8C-%D8%A7%D9%84%D8%B1%DB%8C%D8%A7%D8%B6%DB%8C%D8%A7%D8%AA-%D9%84%D8%AF%DB%8C-%D8%B7%D9%84%D8%A7%D8%A8-%D8%A7%D9%84%D8%B5%D9%81-%D8%A7%D9%84%D8%A7%D9%88%D9%84-%D8%A7%D9%84%D9%85%D8%AA%D9%88%D8%B3%D8%B7 Fri, 23 Mar 2018 20:30:00 GMT