# Day 146: Talk, pause, and copy

> Serve and return at 5 months: copy the sound, add a word, say your turn, and wait. Why the pause is the whole trick, and a turn-counting game to see how long you can keep it going.

- Series: Your fifth month, day by day (https://chorevia.com/learn/fifth-month), day 146 of 365, week 20
- Canonical URL: https://chorevia.com/learn/fifth-month/day-146
- Last reviewed: 2026-10-21
- Publisher: Chorevia (https://chorevia.com)
- Cite as: Chorevia. "Day 146: Talk, pause, and copy." Last reviewed October 21, 2026. https://chorevia.com/learn/fifth-month/day-146

This guide is general education that summarizes published research and guidance from groups like the American Academy of Pediatrics, the CDC, and the WHO. It isn’t medical advice, and every child develops on their own timeline. Your pediatrician knows your child; if something feels wrong, call them. In an emergency, call 911.

Your baby has a sound this week. Maybe two. Today is about what to do with it: copy it, add a word, and then the hard part, wait.

## Heart

When your baby babbles, gestures, or cries and you respond with eye contact, words, or a hug, those exchanges help build brain circuits ([Harvard Center on the Developing Child](https://developingchild.harvard.edu/key-concept/serve-and-return/)). When your baby lands on a sound, repeat it back, then say simple words that contain it ([AAP](https://www.healthychildren.org/English/ages-stages/baby/Pages/Language-Development-4-to-7-Months.aspx)). The 4-month guide's script is short enough to memorize: "Bah? Bah! Ball. Bottle. Baa, baa, black sheep." Pause. "Your turn." The [parenting techniques](https://chorevia.com/learn/4-months#talk-pause-and-copy) section has it in full.

## Head

The pause is not politeness; it's the mechanism. In a study of 40 three-month-olds, babies whose adult partner answered in a back-and-forth rhythm made more speech-like sounds than babies whose partner responded at random times ([Bloom et al., 1987](https://doi.org/10.1017/s0305000900012897)). CDC's suggestion is the same game: copy your baby's sounds and see how long you can keep it going ([CDC](https://www.cdc.gov/act-early/milestones/4-months.html)). Use the voice you already use for this. Testing in 67 labs confirmed that babies prefer parentese, the higher-pitched, slower, more melodic way adults talk to babies, though the effect was smaller than earlier studies suggested and stronger in older babies ([ManyBabies Consortium, 2020](https://doi.org/10.1177/2515245919900809)).

## Body

What you're hearing: babbling often starts around 4 months, with the rise and fall of your language, so it can sound like a question or a statement ([AAP](https://www.healthychildren.org/English/ages-stages/baby/Pages/Language-Development-4-to-7-Months.aspx)). By 4 months, most babies make sounds back when you talk and turn their head toward your voice ([CDC](https://www.cdc.gov/act-early/milestones/4-months.html)); taking turns making sounds, squealing, and blowing raspberries are on the 6-month list ([CDC](https://www.cdc.gov/act-early/milestones/6-months.html)). So a long exchange today is early, and a short one is exactly on time.

## Try today

### Your turn

- **Time:** 2 to 5 minutes, during a calm, alert stretch
- **From the guide:** [Sound copycat](https://chorevia.com/learn/4-months#sound-copycat)

1. Get face to face, about a foot away, and wait for a sound.
2. Copy it exactly, smile, then say "Your turn" and go quiet; count to five in your head before you fill the silence.
3. When they answer, copy again and add one word that has the sound in it: "Bah. Bah, ball" ([AAP](https://www.healthychildren.org/English/ages-stages/baby/Pages/Language-Development-4-to-7-Months.aspx)).
4. Count the turns out loud on your fingers, and write today's number on the fridge to beat tomorrow ([CDC](https://www.cdc.gov/act-early/milestones/4-months.html)).

**Make it work:** Looking away or fussing means "done for now" ([Harvard Center on the Developing Child](https://developingchild.harvard.edu/wp-content/uploads/2024/10/HCDC_ServeReturn_for_Parents_Caregivers_2019.pdf)). Three turns and a yawn is a win.

## Watch for

- **Normal:** a chatty morning and a silent afternoon. **Raise it with your pediatrician** if your baby doesn't coo, make sounds back when you talk, or turn toward your voice, and ask about developmental screening rather than waiting ([CDC](https://www.cdc.gov/act-early/milestones/4-months.html)).
- **Normal:** a baby who stills and listens to you from the next room. If your baby didn't pass the newborn hearing screen and hasn't been retested, **book it now**; follow-up testing should happen by 3 months ([Hecht, AAP](https://www.healthychildren.org/English/ages-stages/baby/Pages/Purpose-of-Newborn-Hearing-Screening.aspx)).
- **Normal:** a hoarse voice after a day of squealing. **Call 911** if your baby is struggling for each breath, has stopped breathing, or has bluish lips or face ([AAP](https://www.healthychildren.org/English/tips-tools/symptom-checker/Pages/symptomviewer.aspx?symptom=Breathing+Trouble)).

## For you

Your turn to talk to an adult. One real conversation today, with someone who can answer in sentences: a friend on the phone during the nap, the neighbor over the fence, the partner after bedtime with the dishes left. Say something true in it. Twenty weeks of talking to someone who answers in vowels is its own kind of quiet.

If the true thing is heavier than a friend can hold, the National Maternal Mental Health Hotline is 1-833-TLC-MAMA (1-833-852-6262), call or text, and 988 is for anyone ([CDC](https://www.cdc.gov/reproductive-health/depression/index.html)). Sadness that has lasted more than two weeks means go to the doctor, not wait ([OWH](https://womenshealth.gov/pregnancy/childbirth-and-beyond/recovering-birth)).

If you're the partner: ask her one question tonight and then do the thing from the game. Say nothing, and wait for the whole answer.

## Sources

- Center on the Developing Child at Harvard University. "Serve and Return." Accessed 2026. https://developingchild.harvard.edu/key-concept/serve-and-return/
- American Academy of Pediatrics. "Language Development: 4 to 7 Months." HealthyChildren.org, 2009. https://www.healthychildren.org/English/ages-stages/baby/Pages/Language-Development-4-to-7-Months.aspx
- Bloom K, Russell A, Wassenberg K. "Turn taking affects the quality of infant vocalizations." Journal of Child Language, 1987. https://doi.org/10.1017/s0305000900012897
- Centers for Disease Control and Prevention. "Milestones by 4 Months." Learn the Signs. Act Early., 2026. https://www.cdc.gov/act-early/milestones/4-months.html
- ManyBabies Consortium. "Quantifying Sources of Variability in Infancy Research Using the Infant-Directed-Speech Preference." Advances in Methods and Practices in Psychological Science, 2020. https://doi.org/10.1177/2515245919900809
- Centers for Disease Control and Prevention. "Milestones by 6 Months." Learn the Signs. Act Early., 2026. https://www.cdc.gov/act-early/milestones/6-months.html
- Center on the Developing Child at Harvard University. "5 Steps for Brain-Building Serve and Return." 2019. https://developingchild.harvard.edu/wp-content/uploads/2024/10/HCDC_ServeReturn_for_Parents_Caregivers_2019.pdf
- Hecht JL. "Hearing Screening for Newborns, Children & Adolescents: AAP Policy Explained." HealthyChildren.org, 2023. https://www.healthychildren.org/English/ages-stages/baby/Pages/Purpose-of-Newborn-Hearing-Screening.aspx
- American Academy of Pediatrics. "Breathing Trouble" (symptom checker). HealthyChildren.org, 2026. https://www.healthychildren.org/English/tips-tools/symptom-checker/Pages/symptomviewer.aspx?symptom=Breathing+Trouble
- Centers for Disease Control and Prevention. "Symptoms of Depression Among Women." 2024. https://www.cdc.gov/reproductive-health/depression/index.html
- Office on Women's Health. "Recovering from birth." US Department of Health and Human Services, 2021. https://womenshealth.gov/pregnancy/childbirth-and-beyond/recovering-birth