🎮 Arcade & Play
🧩 Puzzles & Numbers
🧠 Quiz & Knowledge
🎨 Create & Unwind
Swirl beautiful ink-like fluid with real-time physics.
Click and drag anywhere on the canvas to inject and swirl fluid.
Move slowly for smooth curls and quickly for turbulent splashes.
Change the colour theme with the controls, and press Reset to clear the canvas.
Fluid Simulation is a mesmerising interactive toy that mimics ink swirling in water. Drag your cursor to push the fluid around, and watch the colours mix, stretch and curl into elegant shapes. Different themes change the palette and the feel, making it as relaxing as it is hypnotic. It is aimed at players aged 6+ and up, and a typical round takes around 6 minutes. If you already enjoy simulation, fluid and physics games, you will feel at home here within seconds.
The goal is straightforward. The on-screen instructions walk you through it, and you can start playing with a single click. Controls are intuitive: use your mouse or keyboard on a computer, or tap and swipe on a phone or tablet. Because everything runs locally in your browser, Fluid Simulation reacts instantly and never needs a page reload.
It makes physics and cause-and-effect tangible, so you learn by experimenting. It builds perspective and data literacy by making huge numbers feel real.
Hard to say? It is rated Easy, aimed at ages 6++ and above, and takes about 6 minutes per session — a good fit for a coffee break, a commute, or a relaxed evening. It works equally well on desktop, laptop, tablet and phone, with no account and nothing to install. Keep an eye on your best score: it is saved on your device so you can measure your progress over time.
It is rated Easy. The rules are explained on the page, and most players are comfortable within their first round.
Yes. Your best score is stored locally on your device, and finished runs can be submitted to the live leaderboard.
No — like most browser games it needs an internet connection the first time. Once the page is loaded it stays smooth even on slower connections.
Yes. Fluid Simulation is completely free, with no paywalls, no subscriptions and no hidden costs.
No. Fluid Simulation runs entirely in your web browser. There is nothing to install and no account to create.
Yes. The game is responsive and touch-friendly, so it works on phones, tablets, laptops and desktop computers.
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