Computational Fluency

The Joy of Fluency

The Joy of Fluency

Apr 5, 2021

By William McCallum I’m not a very good skier, but I have once or twice in my life experienced the joy of a perfect run: gliding down the slopes, taking each turn with confidence. And I’ve had terrible runs where I struggled up a slope to find a detached ski, getting...

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What Is Right About Wrong Answers?

What Is Right About Wrong Answers?

Sep 4, 2018

When I first started teaching, at the end of each day, I would open my teacher’s guide, grab my pen, and thumb through the stack of completed worksheets. My eyes would dart quickly from the red answers in the teacher’s guide to the corresponding answers on each...

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