The arrival of a new baby is a transformative time for any family, but for older siblings, this change can be particularly challenging. They’re transitioning from being the youngest (or only) child to taking on a new role with different expectations and inevitable changes in family dynamics. How parents and caregivers handle this transition can significantly impact how siblings relate to each other for years to come.
As childcare professionals, we’ve witnessed many families navigate this delicate transition. Here’s our comprehensive guide to preparing siblings for a new baby in ways that foster connection rather than competition.
Timing Is Everything: When to Break the News
The right time to tell a child about an upcoming sibling depends on their age and development:
- Toddlers (under 3): Wait until the pregnancy is showing or about 2-3 months before the birth. Young children have limited concept of time, and a long wait can create anxiety or diminished interest.
- Preschoolers (3-5): Around the beginning of the second trimester works well. Use concrete time references they understand: “The baby will come after your birthday” or “When it’s winter.”
- School-age children (6+): Can understand earlier in the pregnancy and often appreciate being “in on the secret” at a similar time to when you might tell friends or extended family.
When having the conversation, choose a calm moment without distractions. Keep the initial explanation simple and be prepared to answer questions over the coming days and weeks as they process the information.
Age-Appropriate Preparation Strategies
For Toddlers (1-3 years)
- Focus on concrete changes: “After the baby comes, there will be a crib in this room.”
- Use dolls for practice: Demonstrate gentle touches and basic baby care.
- Read books about becoming a big brother/sister: Stories help young children process complex emotions.
- Maintain routines: If your toddler will move to a new bed or room, make these changes at least 2-3 months before the baby arrives.
- Talk about your childcare plans: If a nanny will be caring for both children, arrange for the toddler to spend time with them before the baby arrives.
For Preschoolers (3-5 years)
- Involve them in preparations: Let them help choose simple items for the baby or decorate the nursery.
- Be honest about babies: Explain that newborns cry, sleep a lot, and need special care.
- Validate their importance: Emphasize their unique role as the older sibling.
- Practice “quiet time”: Introduce the concept that sometimes they’ll need to play quietly when the baby is sleeping.
- Discuss how the nanny’s role will evolve: If they already have a relationship with a nanny or regular childcare provider, talk about how that person will care for both children.
For School-Age Children (6+ years)
- Provide more detailed information: They can understand more about pregnancy, birth, and infant development.
- Address their specific concerns: Older children often worry about practical matters like whether they’ll still get to do favorite activities.
- Give them meaningful responsibilities: Choose tasks that match their abilities and make them feel valued.
- Create special one-on-one time: Plan how you’ll maintain their important routines and activities after the baby arrives.
Discuss how childcare arrangements might change: If you’ll be hiring new caregivers or adjusting existing arrangements, involve them in age-appropriate ways.

The Role of Your Nanny or Childcare Provider
A trusted nanny or regular childcare provider can be invaluable during this transition:
Before the Baby Arrives
- Maintain consistency: Your childcare provider offers stability when parents are preoccupied with preparations.
- Reinforce positive messaging: Nannies can help older siblings process their feelings and answer questions about the coming changes.
- Create special memories: The weeks before a new baby arrives are perfect for a nanny to help create “big kid” memories with older siblings.
After Birth
- Bridge the gap during hospital stays: A familiar caregiver helps older children feel secure when parents are temporarily absent.
- Provide focused attention: While parents are often consumed with newborn care, nannies can ensure older siblings receive quality interaction and stimulation.
- Facilitate bonding: Experienced nannies can create opportunities for positive sibling interactions while maintaining safety.
- Support parental self-care: With childcare support, parents can occasionally focus exclusively on the older child, strengthening that crucial relationship.
Common Pitfalls to Avoid
Even well-intentioned parents and caregivers can inadvertently create situations that foster resentment:
- Excessive focus on the “helper” role: While involvement is good, children shouldn’t feel their value comes primarily from assisting with the baby.
- Major transitions too close to the birth: Avoid potty training, room changes, or starting school within a couple of months of the baby’s arrival.
- Phrases that diminish feelings: Comments like “big boys don’t cry” or “you’re too old for that now” can create resentment.
- Unrealistic expectations about immediate bonding: Sibling relationships develop over time; forced affection rarely works.
- Overlooking regression: Temporary returns to babyish behavior are normal and should be met with understanding rather than criticism.
Creating Special Moments and New Traditions
Proactively establishing positive associations with having a younger sibling helps create genuine connection:
- Sibling gifts: Some families have the new baby “bring” a special gift for the older sibling, or have the older sibling select a welcome gift for the baby.
- Special privileges: Highlight the advantages of being older, like staying up later or having special outings with a parent or nanny.
- New traditions: Create rituals that include both children, like “sibling story time” before bed.
- Family roles: Give each child, including the baby, a special “job” or role in family activities, however symbolic.
- Photo documentation: Take pictures of positive sibling interactions and display them prominently.
Supporting Continued Adjustment
The preparation doesn’t end when the baby comes home. Ongoing support includes:
- Regular check-ins: Set aside time to talk with older children about their feelings, without judgment.
- Planned alone time: Schedule regular one-on-one time with each parent and with trusted caregivers like nannies.
- Appropriate involvement: Find genuine ways the sibling can help that actually make a difference.
- Acknowledge challenges: It’s okay to admit that having a baby in the house is sometimes difficult for everyone.
- Notice positive interactions: “I love how you made your sister smile!” reinforces the rewards of sibling relationships.
- Maintain perspective: Remind yourself and your childcare team that adjustment takes time, and setbacks are normal.
When to Seek Additional Support
While adjustment challenges are normal, some signs may indicate a need for additional support:
- Prolonged aggression toward the baby
- Significant changes in sleep or eating patterns
- Withdrawal from previously enjoyed activities
- School performance issues
- Physical complaints without medical cause
- Extreme regression that doesn’t improve after a few months
In these cases, consulting with a pediatrician or family therapist who specializes in sibling dynamics can be helpful.
The Long View: Building Lifelong Bonds
As parents and childcare providers, our goal isn’t just a smooth transition but laying the groundwork for positive lifelong relationships between siblings. The efforts made during pregnancy and the baby’s early months pay dividends for years to come.
Remember that siblings who occasionally squabble or express negative feelings aren’t failing at their relationship—they’re learning valuable lessons about conflict resolution, emotion management, and compromise that will serve them throughout life.
By thoughtfully preparing older siblings for a new baby, involving trusted childcare providers in the transition, and continuing to nurture each child’s individual relationship with parents and caregivers, families can navigate this significant change with minimal resentment and maximum connection.
Have you found effective ways to prepare siblings for a new family member? Has your nanny or childcare provider played a special role in this transition? Share your experiences with us!