Defining mathematical literacy The Program for International Student Assessment (PISA) of the OECD describes mathematical literacy as: “an individual’s capacity to identify and understand the role that mathematics plays in the world,
How to facilitate a lesson study group
The long term goal of lesson study as a professional development model is to enhance teachers’ content and pedagogical content knowledge and develop their capacities for designing and studying (researching)
What is mathematical investigation?
Mathematical investigation refers to the sustained exploration of a mathematical situation. It distinguishes itself from problem solving because it is open-ended. I first heard about math investigations in 1990 when
Algebraic thinking in algebra
Algebraic thinking is an approach to thinking about quantitative situations in general and relational manner. This kind of thinking is optimized by a considerable understanding of the objects of algebra,