Mastery: solving the problem

By Vanessa Pittard, former Assistant Director at the DfE No single person can take credit for Singapore’s success in the teaching of mathematics, but if I could nominate someone, it would be Berinderjeet Kaur, Professor of Mathematics and Mathematics Education at Singapore’s National Institute of Education. Along with others, I was lucky enough to hear […]

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What do students know about functions?

First, a bit of theory about learning.  In 1980, Shlomo Vinner, an Israeli mathematics educator, coined the terms ‘concept image’ and ‘concept definition’ to highlight the difference between what students actually know about a concept and the formal meaning of the concept. David Tall, an English mathematician and educator, is credited with promulgating the term […]

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