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Harbour City World

Explore connected homes, roads and cities. Choose a tier and look ahead to the missions being built.

The 3D World and playable missions are coming soon. These briefs describe planned tasks; no simulation is running here.

Your tier

Junior to Professional share one city. Tiers offer advice, never a lock.

Mission map

Build → Run → Explain → Fix. Every mission will have a route that works without 3D.

  • C1: Track the Number 12 Bus

    City roads · Coming soon

    Read the planned brief for Track the Number 12 Bus

    Place gateways to keep messages from a bus reaching the city.

    Illustrative target for your tier:

  • R1: Hazard Warning Relay

    Roads · Coming soon

    Read the planned brief for Hazard Warning Relay

    Explore how vehicles relay a warning to other vehicles.

  • H1: Self-healing mesh

    Smart home · Coming soon

    Read the planned brief for Self-healing mesh

    Explore how a sensor network finds another route when a link fails.

  • C2: Airtime crunch

    Parking hall · Coming soon

    Read the planned brief for Airtime crunch

    Explore the airtime used by a shared radio network.

Planned spaces

Farms, jungle, mountains, Coral Bay and Second City are coming soon.

Missions will be advised, never locked by a badge. Junior play will use a teacher account, with no chat or public sharing.