This page teaches controlled sound targets from our reviewed catalogue. It does not claim one universal whole-word IPA transcription: the sounds in a word can vary by speaker and target variety.
Reviewed sound focus
/θ/
Received Pronunciation (British) · Cockney (British) · General American
Tongue tip BETWEEN the teeth, blow air around it. 'Think' /θɪŋk/.
Common slip: Most learners substitute /f/, /t/, or /s/. Practise sticking the tongue out slightly.