This is an in-browser implementation of the Dollar Game as described here created by DukeBG. Everything is auto-saved.

Mode: (Warning! Switching to edit mode will apply your moves.)
Graph "genus" as (edges - vertices + 1):
Total sum of all values:
You are playing the Numberphile graph.
Remaining nodes with debt:
YOU WON! (todo: leaderboards for Numberphile graph)
Moves made: show/hide

Note: moves are commutative in this game, so clicking once "+" and once "–" on the same node at different points of the game cancel out and make 0 moves.