Ball Sort Row Puzzle with Undo
Swap orthogonally adjacent balls until every row contains one color. Ball Sort uses a distinct grid mechanic with three balanced layouts, legal-adjacency feedback, move and completed-row counters, Undo, mouse, touch, and keyboard controls, accessible ball labels, fullscreen play, and instant restart.
Open full game →Row puzzle with Undo
Undo reverses the most recent adjacent swap while preserving the rest of the attempt. Completed-row, move, and mistake counters remain visible beside the grid.
Fast browser play without an account
NoSignPlay is built as a static arcade. Pages load from cached files, and playable game logic runs on your device. There is no registration wall or software download.
About Ball Sort
Swap orthogonally adjacent balls until every row contains one color. Ball Sort uses a distinct grid mechanic with three balanced layouts, legal-adjacency feedback, move and completed-row counters, Undo, mouse, touch, and keyboard controls, accessible ball labels, fullscreen play, and instant restart. Availability and multiplayer features vary by title.