Syllable Finder
Consonants
Tones
Vowels
Duolingo Topics
100 Topics
Listening Comprehension
Translation Skill
200 Essential Words
1000 Most Frequent Words
2 New HSK word(s): 5 颗 → + classifier for small spheres; pearls; corn grains; teeth; hearts; satellites etc 6 颗粒 → + kernel/ granule/ granulated (sugar; chemical product)