Adult Raspberry Pi Project Kit

I want to create an educational kit that walks adult learners through building one complete, Raspberry Pi–powered project from start to finish. The emphasis is on doing, not just theory, so the kit must arrive with every component clearly labelled, concise instructions, and clean, well-commented Python code that a first-time Pi user can run without frustration.

Here is what I need from you:
• A bill of materials with sourcing links for all parts, cables, sensors, and accessories.
• A wiring diagram (Fritzing or similar) showing every connection to the Pi’s GPIO.
• Step-by-step assembly and configuration guide written in plain English, supported by photos or screenshots.
• Ready-to-run code hosted in a public Git repository plus brief explanations of each section so users understand what they are executing.
• A short “troubleshooting & next-steps” section encouraging further exploration once the core build is complete.

Assume the audience is 18+ with beginner-level electronics knowledge but strong motivation to learn. Keep toolchains simple—Raspberry Pi OS, Python 3, and common open-source libraries. If you prefer other lightweight tools, mention them early so we can agree before you proceed.

I’ll review the draft materials first on a breadboard, then on the final assembly. The project is accepted when the guide lets me replicate the build without asking follow-up questions and the code executes cleanly on a fresh Pi install.