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Mathigon

interactive textbook

An interactive textbook you poke rather than read: the text waits for you to drag, sort or fold something before it continues. Covers geometry, graph theory, probability and more, and includes Polypad's manipulatives.

A screenshot of Mathigon
our own screenshot · taken 9 September 2026 · click it to go there
go learn

Opens mathigon.org in a new tab. Staffroom doesn’t host it, doesn’t mirror it and takes nothing from it.

how this can help

Reading, except it stops and makes you do something before it continues. Good for working through a whole topic rather than one idea.

what it covers

Filed under Mathematics. The shapes and motions hiding behind the notation.

who put it here

Built by Mathigon.

On the desk since 7 September 2026. what Staffroom has sent it.

near it on the shelf

what readers say

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