Overview
What to expect
Every green light solves one problem and creates another. Move traffic in controlled waves, watch every approach and keep the junction from locking up.
Controls
How it plays
- 01
Tap or click a traffic light to change its state.
- 02
Monitor every approach before releasing another group of vehicles.
Play smarter
Tips for your next run
- Switch lights before a lane becomes completely full.
- Release traffic in short, predictable waves.
- Scan the entire intersection after every change.




