For Numberphile, Simon Anthony explains the Phistomephel Ring. The shape always contains the…
math

Mathematical feature in all Sudoku puzzles

Infinity abstractions
Infinity is an abstraction of endlessness, which seems to suggest that it cannot…

Explorable explanation for matrix transformations
Instead of using a bunch of equations to memorize, Yi Zhe Ang visually…

Visual explanation of exponential growth and epidemics
3Blue1Brown explains exponential growth and epidemics and answers the question of when the…

Map of mathematics
The Map of Mathematics from Quanta Magazine explains key concepts with animated visualizations:…

Math gender gap bigger in richer school districts
This is quite the scatterplot from Claire Cain Miller and Kevin Quealy for…

Mathematical gift wrapping
Mathematician Katie Steckles shows logical solutions to wrapping variously shaped presents.
I could’ve…

Pascal’s triangle, not just a stack of numbers
SECRETS REVEALED.

Teaching math through percussive dance
Malke Rosenfeld uses percussive dance to teach math to her elementary students. The…

Beauty of mathematics
Betrand Russell: “Mathematics, rightly viewed, possesses not only truth, but supreme beauty —…

The Boy Who Loved Math →
The Boy Who Loved Math: The Improbable Life of Paul ErdÅ‘s, written by…

Math and bad drawings
Ben Orlin likes math and teaching. He’s bad at drawing. He has a…

Teaching math with context and applications
Most of us have gone through the paces of algebra through calculus in…