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Ayalon, Michal; Watson, Anne; Lerman, Steve – International Journal of Science and Mathematics Education, 2016
Identifying and expressing relations between quantities is a key aspect of understanding and using functions. We are aiming to understand the development of functions understanding throughout school years in Israel. A survey instrument was developed with teachers and given to 20 high and average achieving students from each of years 7-11 and to 10…
Descriptors: Foreign Countries, Student Surveys, High Achievement, Secondary School Students