Pipe Mania and beyond: the water-flow puzzle family
Published September 30, 2026 · Updated October 1, 2026
Water MazeTurn the valves, send the water to the flowerPlay now
If you are looking for games like Pipe Mania, the useful thing to know is that the genre split into several branches: puzzles where you lay pipe, puzzles where you steer a stream with valves, and puzzles where you pour something into the right container. On crokocat the closest match for the stream-steering branch is Water Maze, and the pouring branch is covered by Sand Drop and Gem Sort. All of them are free in a browser tab.
What the water-flow puzzle family has in common
Pipe Mania is the classic reference point: something flows, and you arrange the pieces so it ends up where it should. The appeal is the pressure of a moving thing you cannot stop. You are planning while the outcome already runs, and a good decision feels like steering rather than solving.
Modern browser games keep that feeling but change what you control. Some let you turn junctions, some let you slide containers into place, some ask you to pour one container into another. The shared thread is flow with a goal: a colour, a flower, a full box. If that is what you liked about the original, every branch below will feel familiar.
Branch one: steering a stream with valves
Water Maze is the nearest thing on crokocat to the original idea, with one honest difference: you do not lay pipe, you turn valves. A tank of water starts running the moment a level opens, and tapping a valve swings the junction between its two corridors. The water is already moving, so a valve only helps before the stream reaches it.
The goal is to get the stream to a flower at the bottom of the maze before the tank runs dry. Along the way there are drains that swallow water for good, and pits that must fill before the stream moves on. There are 300 levels, every fifth one adds a duck who drifts with the current, and nothing is lost when you fail, so restarting costs one tap.
Water MazeTurn the valves, send the water to the flowerPlay nowBranch two: pouring into the right container
Sand Drop turns the pouring idea into a sliding puzzle. Jars hold pictures made of coloured sand, and the sand only pours from the bottom of a jar into a tray of the same colour. You drag trays across a grid between walls, and several trays can fill at once. A time bar starts with your first move, and there are 500 levels.
Gem Sort is the quiet version of the same idea. Flasks are full of mixed-up gems, two are empty, and a gem only lands on its own colour or in an empty flask. There is no clock, and undo and restart are always available, which makes it the better pick when you want to think rather than race.
Sand DropPour the sand pictures into matching traysPlay now
Gem SortSort the sparklePlay nowBranch three: belts and lines
Rainbow Sort keeps the moving-thing pressure but swaps water for marbles. You tap a tray to release its next marble onto a moving conveyor, steer each one into the box of its own colour, and never let the belt fill up and jam. It is the most hectic of the group.
Link Lines is the calm relative. Every colour has two dots, and you drag a line between them. Lines cannot cross, so the trick is routing each one around the others, and a perfect solve fills every square of the board. It is the closest to the pipe-laying branch, since you are planning routes across a grid, only without anything flowing.
Rainbow SortRoll every marble into its colorPlay now
Link LinesConnect the dots — link every pair and fill the boardPlay nowWhich one to start with
If you want flow with a bit of time pressure and a clear picture of where the stream should end, start with Water Maze. If you like watching things pour and want a clock to beat, go for Sand Drop. If you want to take your time and plan several moves ahead, Gem Sort or Link Lines fit better, and if you want speed and a little chaos, Rainbow Sort is the one.
Whichever you pick, the habit that transfers between all of them is the same: read the whole board before you commit to the first move. In each of these games the first few seconds are the cheapest ones you will get.
Frequently asked questions
What are good games like Pipe Mania to play online?
On crokocat, Water Maze is the closest in spirit: water runs through a maze and you steer it with valves. Sand Drop and Gem Sort cover the pouring side, and Link Lines covers route planning on a grid.
Is Water Maze the same as Pipe Mania?
No. In Water Maze you tap valves to turn existing junctions rather than placing pipe pieces, but the feeling of steering a moving stream toward a goal is similar.
Do these games have a timer?
It varies. Sand Drop has a time bar that starts with your first move, Water Maze has a limited tank of water, and Gem Sort has no clock at all, with undo always available.
Are these puzzle games free?
Yes. Water Maze, Sand Drop, Gem Sort, Rainbow Sort and Link Lines all run in a browser on desktop, phone and tablet, with no download.
Which water puzzle is best for a short break?
Water Maze and Sand Drop both have levels that take about a minute or two, and both save your progress automatically.
Guides & tips
Play it here
- Water Maze — Turn the valves, send the water to the flower
- Sand Drop — Pour the sand pictures into matching trays
- Gem Sort — Sort the sparkle
- Rainbow Sort — Roll every marble into its color
- Link Lines — Connect the dots — link every pair and fill the board