Top Posts
 Notes on Representation  The Number Line
 Operators, Functions, and Properties  part 42
 Running the Math Gauntlet
 Making Change  A Sam Lloyd puzzle
 Notes on Deferred Computation  the Pythagorean Spiral
 Notes on Fractions
 Operators, Functions, and Properties  part 35
 Operators, Functions, and Properties  part 38

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 Mathematical Notations and Schools – 15
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 Mathematical Notation and Schools – 3
 Mathematical Notation and Schools – 2
 Mathematical Notation and Schools: The Series
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Tag Archives: graded hurdles
Math in the Comics – part 10
From last week’s Foxtrot comic, another take at the cultural background conversation of math. Who is bad at math? At one level, a puzzle. The top part, the part that starts with “1611135” is not a subtraction problem. It is … Continue reading
Posted in Uncategorized
Tagged gauntlet, graded hurdles, math class, math in the comics, puzzle, selection
2 Comments
Middle School Math – What is Hard?
I’ve been wondering for a while what the fundamental difficulties are that kids encounter in mathematics, at the middle school level. I used to think that the fundamental difficulty had to do with the introduction of variables, and with expressions … Continue reading
Posted in Uncategorized
Tagged denominations, extending patterns, graded hurdles, math class, models, naming, representations, unlearning
5 Comments
Math in the Comics – part 6
Today, there is a followup on yesterday’s Non Sequitur comic – in which Danae’s new math system is revealed: henceforth, she will start with the answer and work back to get an equation that fits the problem. This way, she … Continue reading
Math in the Comics – part 5
In today’s comics, there is this Non Sequitur one: Comics, to me, are interesting regardless of whether a particular one is funny, since they reveal a lot about the community and the society in which they appear. Usually, comics make … Continue reading
Posted in Uncategorized
Tagged education, gauntlet, graded hurdles, math class, math in the comics, representations
8 Comments
Selection versus Education
In many walks of life, we are quite used to systems that select suitable candidates by putting a graded series of hurdles in their path. In the USA we do this with presidential candidates: we make them campaign on the … Continue reading
Posted in Uncategorized
Tagged education, graded hurdles, math class, selection, sorting
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Running the Math Gauntlet
The image of someone running the gauntlet has always struck me as appropriate to much of math education. You know the image, two rows of people with sticks, and you’re supposed to walk between them. As they hit you, you … Continue reading