A blog about teaching and learning in a maths classroom.

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Confusing with words

Saturday, 25 April 2009 ·

I wonder how often maths teachers make confusing statements like this in class: screenshot

Single aged pensioners may lose one-third of an expected $30-a-week increase in the May 12 budget. [emphasis mine, front page of on 26th April 2009]

What they actually mean is that the expected increase will be $20.

Chocolate and Maths

Friday, 17 April 2009 ·

Cadbury Freddo

Eating chocolate could improve the brain’s ability to do maths.

[full story:

AKA, justifying the use of Freddos in the maths classroom.

Parts of a Circle

Tuesday, 14 April 2009 ·

I need to learn to use GeoGebra because it looks like a fantastic app, it’s free and shortly our students will have their own netbooks, itching to use them. I find the best way to learn new software is to do something with it that you need.

Interactive Whiteboard in High School Maths

Monday, 13 April 2009 ·

This may be the first of several posts as I review the effectiveness of having an Interactive Whiteboard in my classroom.

The Biggest Loser 2009

Sunday, 05 April 2009 ·

The Biggest Loser, the Australian version, is again on television. This year, Year 9 are looking at Percentages at the same time.

End of term activities 4 - The Game of Hex

Sunday, 05 April 2009 ·

The last week of term begins next week…

A digital education revolution?

Wednesday, 01 April 2009 ·

I have watched with interest the Digital Education Revolution proposed by the Australia Government. Issues of cost seem to have been resolved and I’ve resigned myself to the fact that the NSW DET is pushing a one laptop fits all model (although I think it’s flawed). I’ve read the tender for the “DET Learning Device” and have even dissected it with my computing class. But today, 1st April – fitting really – a significant step to realisation has been taken with the announcement of the hardware and software to be supplied.

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Simon Job — eleventh year of teaching maths in a public high school in Western Sydney, Australia.
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