These guides were written while building and testing the browser game on this site, so the examples match boards you can actually open and try. Nothing here is padded to look longer than it needs to be — the reference pages are short on purpose and the strategy pages go into detail because that is where detail helps.
Explore the game features
See the browser game's 30 verified levels, solver hints, undo, extra bottle, saved progress and responsive gameplay.
Master difficult boards
Learn buffer planning, recoverable colours, one-spare boards and smarter use of solver hints on hard levels.
How to play Water Sort Puzzle
Objective, controls, how pouring works and a complete first puzzle played out move by move.
The complete rules
Exactly which pours are legal, partial pours, the four-unit limit, completed bottles and deadlocks.
Beginner's guide
Three habits that reliably carry new players through the early levels, with what to do instead of guessing.
Game features
Explore the browser game's 30 verified levels, solver hints, undo, extra bottle, saved progress and responsive play experience.
Strategy guide
Free space, fragment counting and how to compare two candidate pours before you commit.
How to plan your moves
A repeatable routine for reading a board, working backwards from a target bottle and checking a plan before you start.
Puzzle-solving techniques
Named patterns: buffer bottle, consolidation, chain pour, reverse solving and parity checks.
Advanced tips
Master one-spare boards, preserve recoverable colours, plan buffer space and use solver hints to audit difficult moves.
Common mistakes and how to avoid them
The seven errors behind most stuck boards, each with the fix and how to spot it early.
Solving difficult levels
What to do when a board already looks lost: recovery order, when to undo and when to restart.
Level walkthroughs
Step-by-step solutions for the specific levels in the browser game that players get stuck on.
Frequently asked questions
Short answers to the questions we are actually asked about the game and the site.
Suggested reading order
- How to play — then play levels 1–5 in the browser game.
- Beginner's guide — play levels 6–10 applying it.
- Strategy guide and planning moves — the medium tier starts here.
- Common mistakes — read this after your first deadlocked board.
- Techniques and advanced tips — for the one-spare hard levels.