Archive - Mathworlds

March 2025

Teaching the Long Cut Before the Short Cut

Plus, one of my favorite companies gets new leadership.

Mar 26 •

Do Kids Want a Personalized Netflix for Education?

What happens to education in a world where you can personalize explanation videos on demand?

Mar 19 •

> import humans

Talking with our engineering team about education technology.

Mar 12 •

How to Turn Kids Into the Curriculum

Matchy Match is my new favorite math teaching move.

Mar 5 •

February 2025

How to Waste a Teacher

Edtech isn’t replacing teachers. It's wasting them.

Feb 26 •

Your One-Minute Master Class on Effective Feedback

I could tell you that the effect of corrective feedback is dwarfed by the effect of “high information” feedback. I could show you a graph.

Feb 19 •

It Is Fun to Pretend That Hard Things Are Easy!

A new online math platform promises to teach math 4x faster. Here is how!

Feb 12 •

It's February, And Now You Understand Why Individualized Learning Hasn't Worked

Cognitively, kids prefer burgers to gyms.

Feb 5 •

January 2025

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