Dianne Siemon

Dianne Siemon

Di Siemon has been involved with mathematics teacher education for over 30 years. As a Professor of Mathematics Education at RMIT University she has led a number of large-scale research projects focussed on the development of number ideas and strategies in years F to 9 with a particular emphasis on the use of performance-based assessment tasks to identify learning needs and inform teaching. She is currently leading a research team that is working with 32 secondary schools nationally to develop an evidenced based teaching and learning framework for mathematical reasoning.

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Targeting ‘big ideas’ in mathematics
Targeting ‘big ideas’ in mathematics

'Targeted teaching is characterised by an unrelenting focus on "big ideas", without which students’ progress in mathematics will be seriously impacted.' Professor Di Siemon discusses how targeted teaching in relation to six ‘big ideas’ in number can lift student achievement in mathematics.