Nasalisation
This is the rule behind 한국말 [한궁말] and behind every formal sentence ending in -ㅂ니다.
Not open yet
The paid courses are written. Accounts and payment are still being built, and this day opens along with everything else when they land.
This day covers 합니다 [함니다], 입니다 [임니다], 한국말 [한궁말], 거짓말 [거진말], 박물관 [방물관], 몇 명 [면 명]
Open to everyone right now: days 1 to 3 of this course, the whole Hangul course, the Hangul chart, all 559 vocabulary words, the grammar reference, the 12 situation guides, the review deck and the printable charts.