Why Children Fight and How Parents Can Help Siblings Get Along

Updated: June 2026.

Every mom knows this scene: one minute the kids are happily playing together, and the very next they are screaming and fighting over something trivial. Why does this happen? And how can parents avoid becoming a permanent referee on the family playground?

Today we talk about how to help brothers and sisters learn to get along. You will learn about the causes of children’s conflicts, effective ways to resolve them, and when it is time to seek professional help.

What are sibling relationships and why do they matter

Siblings are brothers and sisters who grow up together.

These relationships are unique because they:

• form naturally;
• pass through every stage of growing up together;
• create a special emotional bond.

Sibling relationships are one of the most important bonds in a person’s life. From birth, brothers and sisters become more than just family members — they are true companions on the journey called childhood.

Why these relationships matter

Think for a moment: who better understands your childhood experiences than someone who grew up right beside you? Who will be there in a tough moment like someone who has known you since you were a baby?

That is exactly why sibling relationships are so valuable.

Impact on personal development:

• emotional development in young children happens through interaction with siblings;
• communication skills are built in daily contact;
• social abilities develop through time spent together.

Key areas of influence:

• Emotional sphere:

• ability to express feelings;
• capacity for empathy;
• skills for managing emotions.
• Social sphere:

• developing communication skills;
• forming ideas about cooperation;
• learning conflict resolution.
• Personal development:

• building self-esteem;
• developing a sense of responsibility;
• gaining experience caring for others.

Research shows that the quality of sibling relationships influences:

• academic success;
• social adjustment;
• psychological well-being;
• the ability to build relationships later in life.

Sibling relationships are a priceless gift parents can give their children.

Through interaction with brothers and sisters, children learn to:

• love and care for others;
• share and cooperate;
• forgive and understand;
• protect and support.

How your children’s relationship develops today will shape much of their future.

Invest time and attention in building healthy sibling bonds — it is one of the most important gifts you can give your children.

Why siblings fight

Conflict between brothers and sisters is an inevitable part of family life. Many parents worry when they see their children argue. But it is important to understand that these situations are a normal part of developing sibling relationships.

Let us look at why conflicts arise and how to handle them.

Common causes of fights

Sibling conflicts arise for several key reasons:

• Competition for attention. Children compete for parental love, toys, and gadgets;
• Age differences. Each child has their own interests and needs;
• Parental comparisons. Phrases like “why can’t you be more like your sister?” only increase tension.

Conflict triggers

Provoking factors often include:

• Violating personal boundaries (taking a toy without asking);
• Teasing and name-calling;
• A sense of unfairness (“why is he allowed to and I’m not?”).

Children’s emotional reactions

Children experience a whole range of feelings:

• Anger and irritation;
• Hurt feelings and tears;
• Jealousy and a sense of rejection.

Modern approaches to resolving children’s conflicts

A systematic approach to resolving children’s conflicts is the key to harmonious family relationships.

Modern psychology offers effective methods based on principles of cognitive behavioral therapy (CBT) that help parents teach children to handle disagreements constructively.

Developing emotional intelligence

Emotional literacy plays a crucial role in conflict resolution.

Parents can help children develop:

• Self-awareness — the ability to recognize and name their own feelings;
• Self-control — the capacity to manage emotional reactions;
• Empathy — the skill of understanding and sharing the feelings of others.

Practical conflict-resolution tools

A constructive approach to resolving disputes involves several important components:

• Active listening — teaching children to genuinely hear another person’s point of view;
• Negotiation skills — building the ability to hold a dialogue and search for solutions;
• Compromise thinking — teaching children to find mutually beneficial solutions.

How this works in practice

Parents can use the following techniques:

• Help children put their feelings into words;
• Create a safe space for expressing emotions;
• Model constructive behavior in conflict situations;
• Encourage attempts to solve problems independently.

Every conflict is an opportunity for kids to grow and develop. By guiding them through the resolution process, parents help build valuable skills that will serve them well in adult life.

Regular practice of these methods helps children:

• Better understand themselves and others;
• Resolve conflicts more effectively;
• Build healthy relationships with peers;
• Develop confidence in themselves.

What not to do

Common parenting mistakes can make things worse. It is important to know which actions to avoid.

Typical parenting mistakes:

• Demanding unconditional submission from the older child;
• Dismissing conflicts with “figure it out yourselves”;
• Looking for someone to blame with “who started it?”;
• Criticizing children in front of other family members.

5 strategies that work for parents

Practical tips to help parents handle children’s conflicts effectively.

Proven CBT strategies:

• The one-toy rule. If children are fighting over something — it gets temporarily removed;
• A shared challenge. Redirect attention to a joint task (such as tidying up);
• Time-out. Give children time to calm down in separate rooms;
• Bridge phrase. Use phrases like: “I can see you are both upset. Let’s find a solution”;
• Reconciliation ritual. Introduce traditions: hugs, a high-five, making something together.

Preventing conflicts

Prevention is the best strategy.

Simple rules help create a harmonious atmosphere in the family.

Preventive measures:

• Give each child at least 15 minutes of one-on-one time per day;
• Avoid comparisons in any form;
• Create family traditions where everyone participates;
• Develop children’s emotional intelligence.

When professional help is needed

Sometimes conflicts between brothers and sisters go beyond typical sibling rivalry and require professional help. It is important to notice warning signs in time.

Warning signs that need specialist attention:

• conflicts become frequent and involve increased aggression;
• children are unable to resolve disputes on their own;
• one child is consistently low or in a depressed state;
• fighting is negatively affecting school performance and behavior;
• there are noticeable changes in the children’s overall emotional well-being.

A serious issue parents should know about is sibling abuse.

This is a situation where one child systematically:

• uses physical or verbal aggression;
• uses manipulation and intimidation;
• violates the other child’s personal boundaries;
• applies psychological pressure on a brother or sister;
• creates an atmosphere of fear and tension in the relationship.

Harmonious relationships between brothers and sisters are a skill that develops gradually.

At Animago we offer professional support to families, helping to create a healthy atmosphere of mutual understanding.

Our CBT therapists and coaches:

• identify the root causes of conflicts;
• teach effective conflict-resolution strategies;
• help develop constructive communication skills.

We understand how important it is to preserve harmony in the family and help every child feel loved and safe.

At a consultation our specialists:

• take time to understand your situation in detail;
• answer all your questions;
• offer a personalized action plan;
• help find a way forward even in the most challenging situations.

Take care of your children’s psychological health — it is an investment in their happy future.

Frequently asked questions (FAQ)

What if children simply refuse to share toys?

Not wanting to share is a normal part of child development. Every child has the right to personal boundaries.

Instead of forcing sharing, teach children to:

• trade toys for a set amount of time;
• play together with the same item;
• find alternative activities when a toy is in use.

Is it normal for the older child to constantly monitor the younger one?

Excessive oversight of the younger child by the older one can be a sign of:

• incorrectly distributed parental expectations;
• insufficient attention given to the older child;
• the younger child’s lack of confidence in their own abilities.

Recommendations:

• give each child personal space and time;
• assign the younger child independent tasks;
• praise the older child for helping, but do not make it mandatory.

What if children get along one-on-one but not together?

Different interests among children are perfectly normal. What matters is:

• not forcing joint activities;
• creating shared family traditions;
• supporting each child’s individual interests;
• organizing group activities where each child can shine.