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Julian Fraillon, Editor – International Association for the Evaluation of Educational Achievement, 2024
This book presents the first results from the third cycle of the IEA International Computer and Information Literacy Study (ICILS 2023). This study investigated how young people are prepared for life in a world where the capacity to use computers and digital information responsibly, safely, and effectively is essential. The study reports on data…
Descriptors: Digital Literacy, Foreign Countries, Information Technology, Communications
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Lemonidis, Charalampos; Pilianidis, Nikos – International Electronic Journal of Mathematics Education, 2020
One of the attributes of rational numbers that make them different from integers are the different symbolic modes (fraction, decimal and percentage) to which an identical number can be attributed (e.g. 1/4, 0.25 and 25%). Some research has identified students' difficulty in mental calculations with rational numbers as has also the switching to…
Descriptors: Foreign Countries, Middle School Students, Grade 8, Mathematics Skills
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Lemonidis, Charalampos; Tsakiridou, Helen; Meliopoulou, Ioanna – International Journal of Science and Mathematics Education, 2018
The purpose of the present study is to examine content knowledge (CK) and pedagogical content knowledge (PCK) of Greek teachers in number sense and specifically in mental calculations with rational numbers (fractions, decimals and percentages). Examined within the framework of CK were the type of strategies employed by teachers and the extent of…
Descriptors: Foreign Countries, Pedagogical Content Knowledge, Mathematics Instruction, Numbers