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Mathchops’s Substack

Mike McGibbon

Using theory, data, and games to learn more about learning.

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Substack
PricingOnly free issuesPublishesWeekly
Issues113Founded3 years agoLast Issue5 days ago
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Artwork for Mathchops’s Substack

Latest Issues

How Much Work Does It Take To Improve SAT Math Scores By 100 Points?

I wanted to know: When students answer x questions, by how many points will their SAT math scores improve, on average? What I found was mostly flattering to Mathchops, but one finding was not, and I think it reveals something interesting ab...

5 days ago
3
3

Nerdsniped

I nerdsniped myself today.

A friend of mine who owns an organizational Mathchops account asked me about using Claude to create a dashboard through our API. I thought, “I’ll just take a minute to play the role of an organizational account u...

20 days ago
3
3

Flipping Switches

When I was about 13, my trumpet teacher told me something that turned an impossible task into an easy one right away.

Sometimes you have to sight transpose. The piece might be written for an instrument in C (like a piano) but trumpets are...

a month ago
4
6

High Leverage Tutor Moves

Certain moments in sports are “high-leverage”: a break point in the fifth set of tennis; a free throw in the final seconds of a basketball game; a fourth down in the last minute of a football game. The actions in those moments are common –...

a month ago
4
3

Enhanced ACT Math Vs Legacy ACT Math

Now that we have more official Enhanced ACTs, I can produce a better version of the chart that compares the current ACT to the old (“Legacy”) ACT:

I made this by tagging every question from every test, then running the tags through python...

2 months ago
4
2

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  • Mike McGibbon

    Mike is the CEO and co-founder of Mathchops. He's been a tutor in the NYC area for 20+ years.

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