Growing up · ages 3 to 10

When parents separate: what children really need

9 min read7 sources · accessed on 26 September 2026

The short answer

The largest meta-analysis on the subject brought together 92 studies. Children of separated parents do a little worse on average, but the gap is small, and it's conflict between the parents, far more than the separation itself, that finds the most consistent support as the explanation.² Cafcass, which works with children in family courts in England, says the same: keep children out of the middle of the conflict.¹ Younger children often believe it's partly their fault, and they rarely say so. What helps most is a sentence your child hears word for word, and is allowed to hear often: it isn't your fault.

The approach

A sentence that can be repeated

The sentence that brings relief is said once, during the conversation, on an evening when your child is already overwhelmed. After that they may never hear it again, while the thought “maybe it was because of me” keeps going round for months.

A book can say the same sentence as often as your child needs it, without anyone having to reopen the conversation. That's the principle described for bibliotherapy: identifying with a character helps a child place what's happening and eases the feeling of being the only one.⁷

1The guilt, said clearlyThe thought comes up in the story and gets an answer, without waiting for your child to put it into words.
2Two homesBoth places are in the story, and both are real. Neither is temporary.
3Nobody to blameNeither parent is the cause in the story.

This story for my child

Read the whole story for free · no photo needed

Background

Conflict weighs more than the separation

In 1991, Paul Amato and Bruce Keith analysed 92 studies comparing children of separated parents with children whose parents lived together. Children of separated parents did worse on average, at school, in behaviour, in psychological wellbeing and self-image. But the average gap was only about 0.14 standard deviations, a small effect. Of the explanations tested, family conflict found the most consistent support.²

The update for the 1990s confirmed the direction and the size: 88% of effects pointed towards lower wellbeing, but only 42% were statistically significant.³

That doesn't mean a calm separation has no effect. Amato examined exactly that idea in 2011 and came to the opposite conclusion: when a low-conflict couple separates, children tend to do worse in the long run; when a high-conflict couple separates, it tends to bring relief.⁴ For children, the real turning point is what happens between the parents before and after.

The American Academy of Pediatrics puts it the same way: children are more resilient and less stressed when conflict between the parents stays low, and mediation or counselling can help parents get there.⁵

In practice

Three ages, three different reactions

In family counselling, three ways of experiencing a separation are often distinguished, changing with age:

The youngest, of preschool age, relate what happens to themselves and their own behaviour. The question of blame comes first.

A little later, loyalty conflicts appear, along with attempts to rescue or mend the parents' relationship.

Older children sometimes take the side of the parent they see as weaker, and take a position.

This description comes from counselling experience, without measured age limits. It's a guide, not a grid. Signs can include aggression, withdrawal, trouble at school, a low mood, tummy aches or headaches, bedwetting coming back, and fears of separation or loss.

What's missing, we say openly: we found no reliable line between a reaction that's usual for the age and a sign that calls for help. What counts is how long it lasts. And the opposite can be a signal too: a child who shows nothing may be holding it in.

The heart of it

Why children think it's their fault

Many children believe they are wholly or partly to blame for the separation, the more so the younger they are. The reason lies in how children of this age think: everything revolves around them. The logic becomes: “Dad left because I was always too loud.”

In older children, guilt comes from somewhere else: from attempts at peacemaking that failed. A child who has spent months trying to reconcile their parents, and then sees one of them leave, draws a conclusion about themselves.

In practice: the sentence that brings relief has to be said, and more than once. A child who doesn't ask the question often carries it anyway.

Debates

Where the experts disagree

Few questions in child development are argued over as fiercely, and the disagreements run through courts, psychology and charities. A firm recommendation reflects one position among several.

Approach	What it says	What it means for the story
Conflict firstAmato and Keith 1991; Amato 2001 and 2011	The gap between children of separated and non-separated parents is small; conflict between the parents explains it best. A separation that ends constant conflict tends to bring relief.	The story shows two parents telling the child together, without an argument.
Keep children out of itCafcass (England); American Academy of Pediatrics	Children shouldn't be caught in the middle of their parents' conflict. Low conflict, and mediation or counselling where needed, help them most.	The sentence “it isn't your fault” comes back in the story.
Care arrangementsdebate on shared care	Some see equal shared care as the model to follow, others find its advantage unproven. Studies struggle to separate the effect of the arrangement from that of cooperation: parents who cooperate well choose shared care more often.	We put no care arrangement in the story. It shows two homes without setting a rhythm.
Overnights under threeinternational debate among researchers	Some see no problem in very young children sleeping at each parent's home. Others have found signs of irritability in toddlers who move often, especially when parents cooperate little.	We adopt no ready-made rule on this.

What everyone agrees on

Conflict before and after weighs more than the separation itself.
Tell your child once the decision is made and the next steps are clear.
Tell them together if you can, having agreed beforehand, so there aren't two versions.
Tell your child clearly that it isn't their fault.
Be concrete: who lives where, when you'll see each other, what stays the same.
Protect your child's bond with both parents.

Overnight stays at each parent's home for children under three are still unresolved. Researchers on both sides accuse each other of misrepresenting the data. We couldn't read the original papers in full, so we present this debate for what we can say about it: an open question.

On care arrangements, the difficulty is one of method: if parents who cooperate well choose shared care more often, you risk measuring their cooperation rather than the arrangement. We treat neither position as settled.

When a book isn't enough

In Ireland, Parentline offers a helpline for parents on 1890 927 277, Monday to Thursday from 10am to 9pm and Friday from 10am to 4pm.⁶ The ISPCC and Tusla, the Child and Family Agency, have information and family support for separating families. Children themselves can call Childline on 1800 66 66 66, free and at any time.⁶

In England, Cafcass has advice for parents on supporting children through separation.¹ In the United States, the American Academy of Pediatrics suggests mediation or counselling, and the Child Mind Institute has guidance on supporting children during a divorce.⁵

Signs that mean it's worth asking for help: less interest in school and friends, less pleasure in what they used to enjoy, sleeping much worse or much longer, unusually quarrelsome behaviour, and in younger children steps backwards such as bedwetting. What counts is that a sign lasts. A first step is to talk to your GP or your paediatrician. We don't give legal advice here.

The story

How a story can help

The evidence for books in this particular situation is thin, and we don't inflate it. We found no controlled study of picture books about separation.

What exists: a meta-analysis of bibliotherapy in general, which finds a medium effect and describes identification with characters as the principle at work.⁷

For the story, one rule:

Neither parent is the cause in the story, and at the end the parents don't get back together. A book that hints at a reunion works against the clarity your child needs.

1-2
Before
Everyday life as it was. So you can see what changes and what stays.
3
The conversation
Both parents tell the child together. Calmly, in the same words.
4
The first question
Where will I live? The answer comes straight away, and it's concrete.
5
Is it my fault?
The thought is said out loud, without waiting.
6
The answer
No. And why, in words a child can keep.
7
The anger
At both, at one, at the whole situation. All of it is allowed.
8
The second home
A space of their own, things of their own. A real home to live in.
9
The handover
Packing a bag, leaving, arriving. The routine that now comes round often.
10
In between
Telling one parent about the other's house, without it being a betrayal.
11
The wish
That everything goes back to how it was. It's allowed, and it doesn't come true.
12
What stays the same
School, friends, the teddy, both parents.
13
A good day
One day, a whole day goes by without it being the topic.
14
The end
Two homes, one child, and nobody has to choose.

A story that can say the sentence again

With your child's name, their two homes and the sentence that tells them it isn't their fault, in the illustration style you choose.

Create the book about separation

Questions

Frequently asked questions

When should we tell our child?

When the decision is made and the practical next steps are clear: who lives where, when you'll see each other. Before that, your child lives with an uncertainty they can't resolve. The most common advice: tell them together and calmly, agree beforehand what you'll say, and tell your child clearly that it isn't their fault.

Does a separation harm a child?

On average, children of separated parents do a little worse, but the gap is small, and Amato and Keith's meta-analysis of 92 studies finds the most consistent support for conflict as the cause, far more than for the separation itself. A separation that ends constant arguing can bring a child relief. One that comes out of a calm relationship is often harder for them, as Amato found in 2011.

My child says it's their fault. What do I say?

Contradict it clearly, with a reason that has nothing to do with them, in a sentence they can keep. And expect to say it again. In younger children the thought comes from the way children think at this age, not from anything you did, and it doesn't go away after one explanation.

My child isn't reacting at all. Is that a good sign?

Not necessarily. No reaction at all can be a signal too, because a child may be holding it in. What counts is whether a change lasts. If sleep, mood, school or friendships change for a long time, talk to your GP or paediatrician as a first step.

Where can we get support in Ireland?

Parentline has a helpline for parents on 1890 927 277, Monday to Thursday from 10am to 9pm and Friday from 10am to 4pm. The ISPCC and Tusla have information and family support for separating families, and children can call Childline on 1800 66 66 66, free, day and night.

References

Sources

1.Cafcass: Supporting your child through divorce and separation.What it confirms: Children shouldn't be caught between their parents; the conflict, more than the separation itself, is the burden.
2.Amato, P. R. and Keith, B. (1991): Parental Divorce and the Well-Being of Children, A Meta-Analysis. Psychological Bulletin.What it confirms: 92 studies analysed; an average gap of about 0.14 standard deviations; the most consistent support for family conflict as the explanation.
3.Amato, P. R. (2001): Children of Divorce in the 1990s, an Update. Journal of Family Psychology.What it confirms: 88% of effects pointing towards lower wellbeing, 42% of them statistically significant.
4.Amato, P. R. (2011): Reconsidering the “Good Divorce”. Family Relations, full text on PMC.What it confirms: Separation of low-conflict couples tends to weigh on children in the long run, separation of high-conflict couples tends to bring relief.
5.American Academy of Pediatrics, HealthyChildren.org: How to Support Children after Parents Separate or Divorce.What it confirms: Children are more resilient and less stressed when parental conflict stays low; mediation or counselling recommended.
6.ISPCC: Childline Ireland; Parentline.What it confirms: Childline Ireland on 1800 66 66 66, free and 24 hours; Parentline on 1890 927 277, Monday to Thursday 10am to 9pm, Friday 10am to 4pm.
7.Marrs, R. W. (1995): A Meta-Analysis of Bibliotherapy Studies. American Journal of Community Psychology.What it confirms: A medium effect of bibliotherapy across studies (0.57); identification with characters described as the principle at work.

Sources accessed on 26 September 2026. Is something missing or out of date? Write to us and we'll correct it, with the date.

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