expanding and factorising

The distributive law

Teaching the distributive law is an interesting prospect. Because really, if students know how to multiply numbers with more than one digit they already use the distributive law, even if they don't know it. But if you write this on a board: a•(b + c) = a•b + a&…

Jumping puzzle

So, I think a lot of people will be familiar with this puzzle. Start with an arrangement like this: The aim is to swap the positions of the green and blue counters. The counters can move either one or two spaces forward, and each space can contain only one counter.…

My first SBG units

Yesterday I wrotes about the reasons I'm experimenting with Standards Based Grading this term. Today I want to show how I'm planning to implement SBG in my classroom. Because I was away in the last week of last term, we weren't able to finish our unit on Pythagoras' Theorem before…

author

Shaun used to be maths, IT and ocassional physics teacher at a small P-12 school (primary and secondary) in rural Victoria, Australia. He is currently in the process of starting his career again in the United States.

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my website

The place where I put other stuff, usually math related coding:

primefactorisation.com

my other blog

My journey from Australia to the United States:

Dropping the S

my wife's blog

Sarah is also a math teacher, and she's much better at this blogging thing than I am:

Math Equals Love

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Shaun Carter
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