Rauemi / Resources
Tena koutou katoa! I'll update this post with useful resources, rauemi, that I've found. Feel free to add a comment to the thread with anything useful that you find for the benefit of your fellow jammers!
Whakahuatanga / Pronunciation
https://www.tetaurawhiri.govt.nz/ako/pronunciation/
Sound clips demonstrating pronunciation as well as English-language descriptions of the (very few) pronunciation rules.
Te Reo o te Tari 101 (Reo Māori Youtube Channel Playlist)
A Youtube Playlist ( < 10 minutes total) of short videos on how to pronounce things like `ng`, `wh`, `r` correctly in Te Reo.