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CaptainsWorld Index

Published mirror · Source of truth: Captainswords.app/docs

CaptainsWorld is a guided top-down educational adventure where children explore beautiful islands, help memorable characters through adaptive literacy or maths missions, and watch the world transform as they learn.

Core idea

The child does not "complete activities."

The child:

  1. Explores the world.
  2. Meets characters.
  3. Helps them through learning-powered missions.
  4. Watches the world change.
  5. Unlocks the next part of the journey.

Key product areas

Current strategic direction

We are moving away from isolated educational activities and toward a reusable mission architecture.

CaptainsWorld should not be a collection of mini-games. It should be a story-driven learning world where adaptive educational content is embedded inside meaningful missions.

The strongest current direction is:

A guided top-down 2D adventure, inspired by the clarity of Pokémon-style world navigation, but without combat. Instead of fighting, children help. Instead of badges, they restore places, earn trust, and unlock story memories.

Current biggest blocker

The main blocker is not the learning engine or the story concept.

The main blocker is the visual production pipeline:

  • world kit
  • tiles
  • NPC sprites
  • mission props
  • prop states
  • reusable FX
  • visual patterns
  • renderer implementation

The next major task is to create Harbour Kit v1.


Full vault map

01 Vision

Product Vision · Core Loop · Design Principles

02 Architecture

CaptainsWorld SDK · Engine Separation · Learning Engine · Story Engine · Mission Engine · Visual Engine · Scene Compiler · Renderer Strategy

03 World Design

Island Structure · Harbour · Old Lighthouse · Whale Bay · Grandpa Mystery

04 Mission System

Mission Grammar · Mission UI Modes · Visual Patterns · NPC Mission Generators · Example Missions

05 Art Direction

Art Bible · Asset Library · Harbour Kit v1 · Harbour Kit v1 - Asset Checklist · Harbour Kit v1 - AI Asset Prompts · NPC Asset States · Mission Prop States · Animation Library

06 Captain's Words

Words Product Definition · Literacy Verbs · First Arc

07 Captain's Numbers

Numbers Product Definition · Maths Verbs · Cargo Delivery Example

08 Implementation

Godot MCP Workflow · Cursor Workflow · SDK to Mobile · MVP Roadmap

99 Decisions

2026-06-30 Visual Engine and Mission Architecture