MathsClass

A blog about teaching and learning in a maths classroom.

Archives → Measurement

Animated perimeter and area

Sunday, 13 September 2015 ·

For a recent session with teachers about whole school numeracy, I created a couple of animations demonstrating:

Self-checking Christmas Worksheet

Thursday, 04 December 2014 ·

Here's a self-checking, simple questions, as you get the answers correct the tree lights up.

Nothing fancy. Just needed something for a computer lab tomorrow.

Pizza, it must be engaging, right?

Saturday, 29 November 2014 ·

Recently, I have been considering how to see more fruit in my classroom. As I mentioned previously, the effort factor is significant. The modern idea that students will (or should?) only engage in activities of interest to them goes against everything they will come up against in the future.

I need to do this better #1 of ∞: find missing side

Friday, 14 November 2014 ·

Students struggle with this:

Water usage and collection

Tuesday, 03 June 2014 ·

For my HSC Mathematics General 1 class, we are currently completing the Focus Study FSPe1CEC Water usage and collection.

In this topic, students interpret information, make comparisons, and perform a range of calculations in relation to personal water usage.

Kitchen Scale

Monday, 28 January 2013 ·

I put up my first image on Dan Meyer’s 101 Questions yesterday, Kitchen Scale. Wander over there.

What’s the first question that comes to your mind?

It does the Math™

Thursday, 27 December 2012 ·

Back in 2010, putting a piece of wall in our kitchen to attach a child gate to, a problem arose about evenly spacing screws.

Follow-up to WCYDWT: Spacing Evenly

Saturday, 18 September 2010 ·

I showed WCYDWT: Spacing Evenly to some of my classes this week. A couple of reflections…

WCYDWT: Spacing Evenly

Sunday, 12 September 2010 ·

A real-life version of this problem presented itself today.

Question 20. Find the least number of cuts needed to cut a log into 5 equal pieces.

(Source: Elementary Math Mastery, Rhonda Farkota)

Are you water wise?

Wednesday, 14 July 2010 ·

In recent years, Sydney Water has been encouraging households to save water. “With limited and highly variable rainfall in the catchments, the community can no longer rely on water from the dams.” source

Time - Self-checking Excel Resource

Friday, 11 June 2010 ·

This is a resource for skills in working with time.

Google SketchUp

Thursday, 02 July 2009 ·

Google Sketchup is one of the applications bundled on the DER netbooks being rolled out into NSW Public High Schools in Term 3. But as it’s free, you can download it now for Windows XP/Vista & Mac OS X.

Dam Water

Friday, 19 June 2009 ·

Still on capacity. With Australia having been in a drought since 2003 another interesting way to engage with the topic of capacity is to look at the water storage levels.

What’s in the fridge?

Monday, 15 June 2009 ·

What else could you do with capacity? As I was getting a glass of juice to have with my breakfast, I was thinking that I could use this image as a quick question at the start of a lesson.

Digital Media - Capacity

Saturday, 13 June 2009 ·

With laptops rolling out shortly and projectors appearing in some classrooms, we should be thinking about collecting digital media for use as stimulus or investigation material. So, the other day when filling up my young daughter’s bottles, I took some pictures.

The Perfect Tree

Tuesday, 12 May 2009 ·

I was preparing for part of a presentation to the staff at my school tomorrow, highlighting the importance of numeracy being included in all subject areas.

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About

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