math
FlatForge
Unfold a crane and look where creases meet. Mountains and valleys differ by exactly two; alternate angles add to 180°. Predict whether a crossing folds flat, name the rule that proves it, then audit a confident assistant's crease pattern.
▶ Play it nowBuilt for sittings of about 25 minutes on the screen. That is our design budget, not a measurement.
#4B3B6E What's inside
Learning goal
Unfold a crane and look where creases meet. Mountains and valleys differ by exactly two; alternate angles add to 180°. Predict whether a crossing folds flat, name the rule that proves it, then audit a confident assistant's crease pattern.
Question kits
16 curriculum-aligned kits × 25 questions = 400 questions per app, mapped to recognized standards.
On-device AI mentor
FoundationModels-powered hints, feedback, and adaptive difficulty — all running locally.
How FlatForge 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
- ✅ No personal information collected from children — in line with COPPA (updated by the 2026 FTC amendments)
- ✅ Parental controls + session limits + content filters built in
FlatForge 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
FlatForge 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