Why Week Two Feels Hard: Understanding the Back-to-School Sleep Reset

As I write this, my own family is doing exactly what many families are. My two older children have enjoyed a summer filled with sunshine, swimming, later bedtimes, and, if I'm being honest, a little more ice cream than I'd usually allow. We soak up every bit of it.

But as school approaches, my focus starts shifting. We begin easing back toward routines that support the school year, not because summer was wrong, but because children thrive when their sleep has time to adjust before the demands of the classroom return.

Every August and September, you see the effects of that transition.

Within the first couple of weeks, your classroom begins to look different. Children who handled transitions well in the spring suddenly struggle with them. Reliable nappers refuse to settle. Emotions run bigger than expected. Families often report that everything is going well at home, yet by lunchtime many early learners already appear exhausted.

It is easy to assume children are simply adjusting to a new school year. While that is certainly part of the picture, sleep often plays a much larger role than we realize.

What Summer Does to Children's Sleep

Summer naturally changes routines. Bedtimes drift later. Wake times become less predictable. Vacations, family gatherings, travel, sports, and longer daylight hours often replace the consistency that helps regulate a child's internal clock.

None of these changes are inherently problematic. Summer is meant to be enjoyed.

The challenge is that small changes repeated over several months can gradually accumulate. By the time children return to school, many have built enough missed or inconsistent sleep into their routines that their nervous systems are working much harder to stay regulated throughout the day.

Many early learners do not appear sleepy. Instead, they stay alert because their bodies rely more heavily on stress hormones like cortisol. They continue functioning reasonably well until the increased structure, stimulation, and expectations of the school day expose the fatigue that has been quietly building beneath the surface.

Understanding the Back-to-School Sleep Re-Entry Window

The first few weeks of the school year often follow a surprisingly predictable pattern.

Week one: Excitement and novelty help carry many children through the transition. Energy is high, routines are new, and fatigue is often masked.

Week two: This is typically when educators notice the biggest shift. The excitement wears off, accumulated fatigue becomes more apparent, and children may have a much harder time regulating emotions, transitioning between activities, or settling for rest.

Week three: As families re-establish consistent routines and children begin catching up on sleep, many gradually settle into their new rhythm. Some early learners, however, continue to struggle and may need additional support.

Recognizing this pattern helps reframe what you are seeing. Rather than viewing these behaviors as defiance or poor adjustment, it can be helpful to consider whether an overtired nervous system is contributing to the challenges.

What Sleep Debt Can Look Like in the Classroom

Sleep-related dysregulation rarely looks like a child who simply wants to sleep. Instead, you may notice:

• Large emotional reactions to relatively small frustrations.

• Difficulty transitioning between activities.

• Shorter attention spans and increased distractibility.

• Trouble following multi-step directions.

• Greater impulsivity or sensory sensitivity.

• Resistance during rest time, even in children who napped consistently before summer.

• More challenging behaviors during the early afternoon hours.

  
  

One important reminder: nap resistance after summer does not automatically mean a child is ready to stop napping. Elevated stress hormones can actually make it more difficult for an overtired child to settle to sleep.

Supporting Children Through the Back-to-School Sleep Transition

The good news is that simple, consistent supports can make a meaningful difference during these first few weeks.

Partnering with Families

One of the most helpful things you can do is normalize what many families are experiencing.

A simple message during the first week can make a meaningful difference:

As children adjust back to school, it is common to see more fatigue during the first few weeks after summer. One of the most helpful things families can do is prioritize a consistent bedtime. Even moving bedtime 20 to 30 minutes earlier than expected can make a noticeable difference in how quickly children adjust.

If a specific child is having a particularly difficult transition, approaching the conversation with curiosity opens the door to a productive partnership:

I've noticed rest time has been a little more challenging than it was in the spring. That is actually something we commonly see during the transition back to school. How have things been going at home? I'd be happy to share some sleep resources if they would be helpful.

When It May Be More Than a Seasonal Adjustment

Many children settle into their routines within the first few weeks as sleep patterns become more consistent again.

If significant sleep challenges, persistent daytime dysregulation, or ongoing exhaustion continue beyond that initial adjustment period despite healthy sleep habits at home, it may be worth encouraging families to speak with their pediatrician or seek additional sleep support.

Sometimes improving sleep is one of the simplest, and most impactful, ways to help a child learn, regulate emotions, build relationships, and fully engage in the classroom.

Suzanne Warwick is a certified pediatric sleep consultant and founder of Tender Sleep Company, based in Sioux Falls, SD. She works with families from birth through age five, including children with complex sleep needs, and partners with early childhood educators through staff trainings and parent education. Email suzanne@tendersleepco.com.

Suzanne also has a toddler who followed a more appropriate sleep schedule this summer, but did manage more ice cream than necessary.