Protect Children on ₦30,000 Android Phones from Predatory Gaming

Child safety in mobile gaming is discussed globally with reference to devices that cost $800. In Nigeria, most children access games on Android phones costing ₦25,000 to ₦40,000 — devices with minimal RAM, no premium parental control software, and operating system versions that do not support the latest safety tools. Predatory game mechanics, in-app purchasing without consent, and contact with strangers in multiplayer games are live risks with almost no mitigation. Your challenge is to design a parental control system for gaming on low-cost Android devices (≤2GB RAM, Android 10 or earlier) that is accessible to parents with low digital literacy, works across Android versions without rooting the device, limits in-app spending without requiring a credit card, and flags inappropriate contact from strangers in multiplayer games. Submit a technical and product design document (max 12 pages) including: the technical architecture for older Android devices, the parent interface design for low digital literacy, in-app spending controls without credit card requirement, stranger contact detection approach, and a plan to distribute through three major Android phone retailers in Nigeria. Judging criteria: 35% technical feasibility on low-spec Android devices, 30% parent usability design, 20% in-app spending control design, 15% distribution plan.