Teacher-guided lesson controls / synthetic narrated review 42 seconds. Actual local control details with labelled generated human scenes. Edited captures, not a continuous recording or recorded curriculum. B-012 remains open. No child records, teaching effectiveness, customer result or public-media approval. Listening review remains open. 0.14–3.49s: A lesson-tool prototype, with the teacher in control. 4.14–8.82s: Choose a course and a draft lesson. The recorded lesson media is not ready. 10.14–15.41s: The lesson has four teacher-led steps. Step two stayed selected after a reload. 16.14–21.55s: Replay and pause controlled the preview timer. This does not show lesson audio playback. 22.14–26.35s: Room and caption choices stayed on this device when the lesson reopened. 28.14–34.03s: Reopening a completed lesson cleared its completion marker. That progress issue needs fixing. 35.14–40.76s: The interface is a prototype. Tell us which repeated task your teaching team needs help with.