Wow so many good ones already!
This is a module on birding that I think shows several audio strategies noted here -- feedback sounds, a sound-based question, a sound board with different character dialogue, triggered narration, etc. I try to stick to around 5 hours for these so it's not fully polished/done, but I also added a sound layer to explain the strategies.
Birding eLearning Heroes 405:
https://360.articulate.com/review/content/0b4dda5b-bd5e-44e9-a818-3c580294db83/reviewAlso, this is not exactly eLearning, but it is a fun mood board! I made this for the beginning of a D&D campaign where the PCs had very little knowledge of the continent and had gotten an artifact that gave a "sense" of different places, with the sounds representing clues:
https://360.articulate.com/review/content/6a2b18f7-a74f-4744-8d17-e5394ce18b94/review