Tracking this price since Oct 30, 2026. Not enough history yet to say whether this is a good time to buy.
Lowest we have tracked: $3.99 USD at Steam, Nov 2026. Now $3.99 USD at Steam.
Place and rotate blocks to set up a chain reaction. Press Play and let physics take over.
One collision triggers the next. If something fails, adjust your setup and try again.
Solve 100 handcrafted physics puzzles, from simple setups to complex chains where every block matters.
Build it. Test it. Watch it finally work.
| OS | Windows 10, 11 |
| Processor | 2.0 Ghz |
| Memory | 2 GB RAM |
| Graphics | 256mb Video Memory, capable of Shader Model 2.0+ |
| Storage | 128 MB available space |
| Notes | Requires a 64-bit processor and operating system |
| OS | Windows 10, 11 |
| Processor | Dual Core 3.0 Ghz |
| Memory | 4 GB RAM |
| Graphics | 256mb Video Memory, capable of Shader Model 2.0+ |
| Storage | 128 MB available space |
| Notes | Requires a 64-bit processor and operating system |
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