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CornerstoneQuest

A 3-minute daily island puzzle for ages 9–14: on a fresh Gullwick island, find the best corner for your first cottage — the one decision that shapes the whole game. Rank the spot by its pips, its mix of goods, and its room to grow, then compare with the surveyor. On-device; no clock, no pressure.

Icon coming soon
In planning Swift 6 · SwiftUI · FoundationModels Strategy & spatial reasoning (placement optimization) Probability & expected value (dice-pip likelihood) Hero color: #0E7490
Engagement: Modes pending

What's inside

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Learning goal

A 3-minute daily island puzzle for ages 9–14: on a fresh Gullwick island, find the best corner for your first cottage — the one decision that shapes the whole game. Rank the spot by its pips, its mix of goods, and its room to grow, then compare with the surveyor. On-device; no clock, no pressure.

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Question kits

16 curriculum-aligned kits × 25 questions = 400 questions per app, mapped to recognized standards.

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On-device AI mentor

FoundationModels-powered hints, feedback, and adaptive difficulty — all running locally.

Mentored by Idris — on-device AI, no data leaves the device.

How CornerstoneQuest handles your kid's data

  • ✅ All progress, settings, and AI-generated content stays on the device
  • ✅ No analytics, no tracking, no third-party SDKs
  • ✅ No ads, no in-app purchases — you pay once
  • ✅ COPPA compliant under the 2026 FTC amendments
  • ✅ Parental controls + session limits + content filters built in

Full parent privacy guide →

Built with ForgeKit

CornerstoneQuest runs on ForgeKit — the open-source Swift Package Manager framework that powers every Spark & Anvil app. ForgeKit ensures consistent accessibility, COPPA compliance, and design language across the portfolio, so your kid's progress and preferences feel coherent across every app they touch.

Coming to the App Store

CornerstoneQuest is in active development. Email us to hear when it ships — no marketing, no spam, just a one-shot launch announcement.

Email me at launch

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