Articles Tagged with mathematics

New books and old

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Adding and subtracting

We have too many books, but sometimes we add more.

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Three dimensions are hard

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Two is easy, four is elegant

Sometimes the more sophisticated stuff is easier.

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Choosing classes (I)

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Supply and demand

Choosing next year’s classes can be a puzzle for High School students.

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Still behind

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A fragile system?

Teachers are still seeing the effects of the COVID lockdown.  Why?

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Common sense

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Everyone has it

We consider common sense as a philosophical principle.

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Teaching fractions

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Elementary does not mean easy

Our tutor confronts a challenge.

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Rewriting the textbooks

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When, and why

We take a tired cliché seriously.

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Big Bang vs. Steady State

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A misremembered episode

The Big Bang won.  But not the way it’s normally presented.

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Has it been done?

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The literature search

We describe a necessary but sometimes tedious step in scientific research.

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Beware 2038!

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Numbers and the sky

We describe a year when the rules don’t work.

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