Tag Archives: difference of two squares

History of algebra as framework for teaching it?

In many history texts, algebra is considered to have three stages in its historical development: The rhetorical stage –  the stage where are all statements and arguments are made in words and sentences The syncopated stage – the stage where some abbreviations are used when dealing with algebraic expressions. The symbolic stage – the stage where there… Read More »

Visual representations of the difference of two squares

Students’ understanding of mathematics is a function of the quality and quantity of the connections of a concept with other concepts. As I always say in this blog, ‘To understand is to make connections’. There are many ways  of helping students make connections. One of these is through activities involving multiple representations. Here is a… Read More »

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