Recently added articles from Australian Mathematics Teacher:
Editorial.(Editorial)
Jun 22, 2009; Falle, Judith ... There's something about slide rules! I remember the first one I acquired: it was given me by my, then, boyfriend. He had a brand new one as a birthday present. It was a bigger, classier model than his hand-me down--and I coveted it! But even the lesser model was a step-up in mathematical ...
e: how to multiply by adding.
Jun 22, 2009; Scott, Paul ... These days, multiplying two numbers together is a breeze. You just enter the two numbers into your calculator, press a button, and there is the answer! It never used to be this easy. Generations of students struggled with tables of logarithms, and thought it was a miracle when the slide ...
Marina's fish shop: a mathematically- and technologically-rich lesson.
Jun 22, 2009; Wander, Roger ... [ILLUSTRATION OMITTED] Introduction In early 2008 researchers from the University of Melbourne's New Technologies for Teaching Mathematics project created a lesson for the Year 10 students at their Victorian research schools. Two important goals of ...
Finding the area of a trapezium: theme and variations.
Jun 22, 2009; Vincent, Jill ... An important message to convey to our students is that mathematics is founded on reasoning and is not just a collection of rules to apply. Many mathematical rules such as area formulas can be derived in ways that are age-appropriate to students, and it is an important part of mathematics ...
Features of generalising tasks: help or hurdle to expressing generality?
Jun 22, 2009; Chua, Boon Liang ... Introduction Suppose you intend to use the two problems shown in Figures 1 and 2 in a lesson on pattern generalisation and need to decide on their sequencing. On what criteria have you based your decisions? What criteria have you used to base your decision on? For teachers ...
Crossing the river.(DISCOVERY)
Jun 22, 2009; de Mestre, Neville ... Puzzles about river crossings have been around since medieval times. A classical one concerns a person arriving at a river bank with a basket of cabbages, a goat and a wolf. Sometimes a fox, a goose and a bag of wheat are used instead. Moored by the river bank is a boat which can only ...
Cactus: the centres of a triangle.
Jun 22, 2009; Hyde, Hartley ... This is the first of two articles which describe how to use JavaSketchPad to explore the centres of a triangle. This introductory exercise is suggested in the GSP Workshop Guide. Your students can use JavaSketchPad Interactive Geometry (JSP) at home at no cost. They are likely ...
Using tool-making to contextualise geometry: the super-size protractor.
Jun 22, 2009; Sheppard, Ian ... Engaging students with real-world activities can be effective in supporting the learning of mathematics, "whenever possible, real-world situations will provide a context for both introducing and applying geometric topics" (NCTM 1989). Students saw the activities referred to in this article ...
