Expected Ages of Speech Sound Acquisition
| Speech Sound | Age of Expected Acquisition | Age of Expected Mastery |
| v | 4 years | 8 years |
| th (voiceless as in “think”) | 4.5 years | 7 years |
| th (voiced – as in “the”) | 5 years | 8 years |
| zh | 6 years | 8 years |
This is when the sound is emerging. 90% of children produce voiceless "th" by age 7 and voiced "th" by age 5. This is when the sound should be acquired. If ... |
Speech Sounds Development Chart ; 6-7 years. No specific milestones. The voiceless 'th' sound (as in 'thank you') is replaced with a /f/ sound; The voiced 'th' ... |
24 мар. 2021 г. · 5 years of age- r, zh, th (voiced); 6 years of age- th (voiceless). Things to take away: Most children correctly produce the majority of ... |
This chart shows acquisition of speech sounds based on the ages when 90% of English speaking children produce single sounds at the word level. |
7 февр. 2024 г. · Speech sound development varies greatly between boys and girls as well as between ages. Below are two charts that provide information about age of acquisition ... |
29 авг. 2024 г. · By 5 years of age, anyone (including unfamiliar listeners) should be able to understand the child's speech in conversation 95-100% of the time. |
The following chart shows acquisition of speech sounds based on the ages when 90% of English speaking children produce single sounds at the word level. |
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