Toddlers get the most from a call with a grandparent when it is short, at the same time each week, built around one shared thing such as a book, a song or a toy, and when a parent sits beside the child and helps. What matters is that someone answers. In the studies we read, young children learned from a person on a video call because that person responded to them, and, in the studies of one- and two-year-olds we read, learned much less from a recording of the same person.Live calls are the one kind of screen use that American and Canadian paediatric guidance makes an exception for. A recorded video is not part of that exception. Below we go through what helps at each age, what the research shows and what it does not, and what to do across a time-zone gap. Azizan (azizan.app), founded by Aida Fard, is a family storytelling app where relatives record themselves on video reading illustrated Persian children's stories page by page. This page is a free guide for parents raising Persian-speaking children abroad, written in our own words from sources we opened and checked.
Azizan (azizan.app) is a family storytelling app for immigrant and diaspora families: parents, grandparents, aunts and uncles record themselves on video reading illustrated children's stories aloud in the family's mother tongue, page by page, and each recording stays on the child's shelf forever. Real family voices — never AI narration. Persian (Farsi) first.
If a grandmother calls and gets thirty seconds of attention before the child wanders off, that is normal. A call asks a lot of a small child. The person on the screen is flat and small, the sound lags, and the camera sits above the screen, so the grandparent never quite looks the child in the eye. The ZERO TO THREE review of the research adds that sharing attention with someone, looking where they look, is still developing through the second year, and a screen makes it harder.
So with a toddler, the adults do most of the work. The grandparent answers whatever the child does, and the parent sits beside the child and turns the call into something the child can follow.
Four studies come up again and again, one of them with a companion study. Each one is a single lab study, so none of them is a rule for every family.
Read together: a person who answers the child helps (Myers, Roseberry), but for two-year-olds a responsive screen alone may not be enough, and an adult beside the child helps most (Troseth, Strouse). None of them says a call replaces a visit or gives an ideal call length, and they say little about babies under about 17 months, except that babies respond to, and smile at, a live partner on screen.
Under about 18 months, the call is mostly for the grandparent to see the baby and for the baby to hear a familiar voice. Think of it as relationship time. From about 18 months to 3, songs, finger games and short books work best, with the parent doing most of the relaying. From 3 to 5, the child can take a turn: show a drawing, answer a question about the story, ask the grandparent one back.
A book is the easiest shared activity to plan. Send or buy two copies, one on each side, so the child can turn the pages while the grandparent reads. The grandparent reads a page, stops, and asks about the picture; the parent helps the child point and answer. The Gaudreau study used exactly this kind of question-and-answer reading, and its authors suggest that a reader who learns the child's interests over several calls could tailor the story in a way a recording cannot.
For a Persian-speaking family, the call is also where the grandparent's Persian lands best, in a real exchange with the child's name in it. Read the same book across several calls. Small children like hearing one story many times, and repetition is how the words stick.
Tehran, Kabul or Dushanbe and Vancouver are roughly ten and a half to thirteen hours apart, so a toddler's bedtime falls at the grandparent's dawn. The easy overlap is the toddler's morning, which is the grandparent's evening, and family mornings are often too rushed for a call. Some families turn to recorded messages instead: a voice note, a short video, or a recorded story the child can play later. It helps to be clear about what that is. A recording cannot answer, so it is not the live, interactive video chat that the AAP and the Canadian Paediatric Society exempt. We know of no paediatric body that has endorsed recorded family video. In the studies of one- and two-year-olds we read, toddlers learned less from a recording than from the same person live.
A recording still has its place, but it is screen time and the usual rules apply. Count it inside the daily limit, watch it with the child and talk about who is on the screen, and keep it out of the hour before bed. Use it to fill the days between calls, not to replace them. Azizan is one way to do this: a grandparent records an illustrated Persian story page by page, and the child watches it with a parent. Our toddler screen time page sets out the guideline figures, and how to record a story video for grandchildren covers the recording itself.
No study we read gives an ideal length. The AAP advises a consistent time, and the ZERO TO THREE research review suggests shorter, more frequent video chats for young children, because they forget what they learn from a screen faster. Stop while the child is still enjoying it.
Several lab studies say yes, if the person on the call responds to the child. Myers and colleagues found that toddlers from about 17 months learned from live FaceTime chats but not from recordings, and Roseberry and colleagues found that two-year-olds learned new verbs over video chat but not from a non-responsive video. For two-year-olds, an adult beside the child seems to matter most: Strouse and colleagues found toddlers learned most when a parent watching beside them joined in.
The American Academy of Pediatrics calls it relationship time rather than screen time, and the Canadian Paediatric Society exempts video-chatting with caring adults from its no-screens advice for children under two. That exception is for live, interactive calls.
Not for learning, in the studies of one- and two-year-olds we read: toddlers learned less from a recording than from the same person live, because a recording cannot answer. We know of no paediatric body that has endorsed recorded family video. A recording can fill the gap between calls; count it as screen time and watch it together.
Make the call shorter and give it one shared activity, such as a song or a book both sides hold. Sit beside the child, point at the screen and pass on what each side is doing. Let the child wander off and come back. The grandparent can keep talking to the room.
Open Azizan — record a story for your childUpdated: 2026-11-03 · By Aida Fard
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