Eulerian

Every edge. Exactly once.

Trace every line without repeats in a calm, hand-drawn puzzle game.

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An iPhone displaying a hand-drawn Eulerian graph puzzle

One continuous path.

Start at any node. Cross every line exactly once. The rule is simple; finding the route is not.

A graphite graph puzzle partially traced in orange pencil
Eulerian app icon

A small rule with plenty of depth.

2,000+
handcrafted puzzles
Daily
a fresh challenge
Endless
four ways to keep tracing
Offline
play wherever you are