◌ุ and ◌ู
Hear short u and long uu, then read them in words.
Meet the letters
Tap a card and listen. Try saying it too.
i
u. Short u, below the consonant.
ดุi
uu. Long uu, below the consonant.
ดูปูWords to read

ดู
lookduu
ปู
crabpuuดุ
scolddùReading tips
ุ · u · Short u, below the consonant.
ู · uu · Long uu, below the consonant.
ุ and ู are below the consonant. Listen to ดู and ดุ: the vowel length and tone both differ. Do not substitute one spelling for the other. The whole-word recordings come before any rule calculation.
Reading practice
Hear the signs
Listen, then match the sign. The helper vowel belongs to the letter clip.
Hear the words
Listen to a whole word. Match its printed spelling.
Read without a sound hint
Read each word. Match its picture.
Sound to spelling
Listen. Choose the word you studied.
Spelling to sound
Read the whole word. Choose its sound.
Sound to spelling
Listen. Choose the word you studied.
Spelling to sound
Read the whole word. Choose its sound.
Sound to spelling
Listen. Choose the word you studied.
Spelling to sound
Read the whole word. Choose its sound.
Write the pictured word
Write the pictured word, including every vowel and tone mark.

Listen and write
Listen and write every sign in its printed order.
Listen and write
Listen and write every sign in its printed order.
A short return
Listen to an earlier word. Choose its spelling.
Finish practice to save this unit.
You can read and write this
Hear short u and long uu, then read them in words.

ดู
look
ปู
crabดุ
scold