ㅅ
s
Name: 시옷 (shiot)
IPA: [s]
Card 10 of 40 in Hangul.
After each card you rate it Again, Hard, Good or Easy, and the rating sets when it comes back. Hangul has 40 cards in the app; this site shows all of them.
ㅁ
ㅂ
ㅃ
ㅆ
ㅇ
ㅈ