Math is FigureOutAble Blog

Why is reasoning about integers so hard?

A few years back, long enough ago that I didn’t have nearly as much figured out about teaching FigureOutAble math as I do now, I was working with some middle school teachers.

Things were generally great....

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Teaching Routine for Building Important Mental Math Strategies

Number partners are pairs of numbers that add to a third number. Given the landmark quality of powers of ten in our counting system, partners of powers of ten(1.0, 10, 100, 1000, etc) are immensely useful tools....

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A Problem String Is NOT

I was recently at the Florida leadership conference, FAMS, working with leaders and ran into Howie Hua, and we had a great conversation. Fantastic guy. You can listen to Kim and I discussing it here.

In that...

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We Need Thinking Classrooms

Peter Liljedahl’s Building Thinking Classrooms is full of fantastic work. So much so, I’ve got 4 podcast episodes talking about it. I don’t agree exactly with everything he says, but studying it...

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Questioning Questioning

A thing I get asked about is the difference between focusing questions and funneling questions.

You may have already noticed that there’s something off with what I just said.

That’s because when...

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Ep 147: The Area Model to Build Reason

Episode 147 of my podcast, Math is Figure-Out-Able with Pam Harris, is all about using area models to building intuition with the square unit of measurement for area.

I start off by modeling a problem string with...

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Developing Mathematical Reasoning Part 4

Throughout this series we have discussed each of the stages of the Development of Mathematical Reasoning. In order to identify where students are in their development and to nudge them to more...

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Why Doesn't Everyone Teach Real Mathematics?

 

Have you taken THE QUIZ?

We can only change what we know. 

In the quiz post, I make the case that our perceptions of what mathematics is and what it means to teach mathematics influence the way that...

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Strategies vs. Models

When I travel around the country and visit teachers in classrooms, one of the things I notice is that the word strategy and model are sometimes used interchangeably. 

What is the difference between a ...

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Problem String Videos!

 

Hey fellow mathematicians!

Many of you will be happy to know that what you have been asking for is now available - video of teachers in REAL classrooms with REAL students. We provide these to you for free, but...

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