Understanding Executive Function in Kids: When to Consider Testing & How it Can Help

If you’ve been following our conversations, you might remember our earlier post about the importance of comprehensive neuropsychological testing in ADHD evaluations. There, we talked about why it’s so vital to look beyond what we see on the surface—beyond behaviors alone—to truly understand what’s going on inside a child’s brain and life.

Today, I want to dive deeper into a key piece of that puzzle: executive function. These are the brain-based skills that help kids plan, remember, control impulses, and manage their emotions. When executive function struggles arise, you might notice your child having a tough time starting homework, staying organized, or handling frustration. It can leave parents feeling puzzled and worried: What’s really going on?

Because executive function reflects how the brain is working behind the scenes, the best way to understand these challenges is often through a thorough neuropsychological assessment. Such testing helps us uncover not just what behaviors are happening, but why. Executive function difficulties can be linked to ADHD, anxiety, autism, or other neurodevelopmental differences affecting brain regulation.

Let’s walk through what executive function really means, why it’s so important, and how a comprehensive assessment can help you and your family move forward with clarity and confidence.

What Is Executive Function, Anyway?

I often describe executive function as the brain’s “air traffic control system.” It’s the mental control center that keeps everything organized and running smoothly—helping kids focus, plan, remember instructions, manage emotions, and adapt to change.

Here are some core executive function skills you might recognize:

  • Working memory: Holding information in mind to use it, like remembering steps in a math problem.

  • Inhibitory control: Thinking before acting—for example, resisting the urge to interrupt in class.

  • Cognitive flexibility: Switching between tasks or shifting perspective without a meltdown.

  • Planning and organization: Setting goals and figuring out how to reach them, like prepping for a school project.

  • Emotional regulation: Managing big feelings without becoming overwhelmed.

These skills develop slowly over childhood and adolescence. When they don’t quite keep pace, kids might seem forgetful, distracted, impulsive, or emotionally reactive—sometimes confusing because these children are often bright, caring, and trying their best.

What’s Really Happening in the Brain?

To really understand executive function, it helps to peek under the hood at the brain’s inner workings.

The prefrontal cortex—the area right behind the forehead—is the CEO of executive function. It’s responsible for decision-making, impulse control, planning, and managing emotions.

But this CEO doesn’t work alone. It collaborates with a network of brain areas, including:

  • The limbic system, which handles emotions and stress responses. When a child feels overwhelmed, the emotional centers (like the amygdala) can take over, making it harder for the thinking brain to stay in charge.

  • The basal ganglia, which supports routines and transitions, like starting homework or shifting between activities.

  • The anterior cingulate cortex (ACC), which helps detect errors and regulate emotions, keeping kids on track when things don’t go as planned.

When these parts communicate well, children can plan ahead, stay focused, handle frustration, and adapt when life throws curveballs. But when there’s a disconnect—because of developmental delays, stress, anxiety, ADHD, or other differences—executive function skills may lag.

This explains why a child might genuinely want to complete homework or chores but still find it incredibly difficult to follow through. It’s not about effort or motivation—it’s about how their brain is managing (or struggling with) the task at hand.

Why Executive Function Challenges Are So Easy to Miss (or Misunderstand)

Executive function difficulties rarely come with a clear label or obvious signs. Instead, they show up in everyday moments—forgotten homework, misplaced shoes, half-done chores, or tears over what seems like a simple task.

It’s easy to brush these off as phases or to misread them as laziness, stubbornness, or defiance. But often, what’s really happening is that the child’s brain is still figuring out how to coordinate all these complex skills.

Children with executive function struggles want to meet expectations. They may start tasks with the best intentions but then get distracted, overwhelmed, or stuck. This inconsistency is a hallmark of executive function difficulties. Skills like planning, focus, and emotional control are fragile and sensitive to things like sleep, stress, environment, and mood.

One day, your child might breeze through a homework assignment at school, but after a long day, the same task feels impossible at home. The ability is there—it just needs the right supports and conditions to be accessible.

It’s Not Just About ADHD

Executive function challenges are closely linked to ADHD, but they’re not exclusive to it.

Kids with anxiety, learning differences, autism spectrum conditions, sensory processing issues, depression, or trauma histories may also face executive function difficulties.

For example, anxiety can cause a child’s brain to get “stuck” in a fight-or-flight response, making it hard to focus or plan—even if they’re not inattentive in the traditional ADHD sense. Or a child with a language-based learning difference might shut down when faced with complex verbal instructions because their processing system is overwhelmed.

Even typical developmental variation plays a role. Executive function skills develop at different rates, and school expectations often outpace a child’s brain maturity. What looks like a behavior problem may simply be a lag in development—not something a child can “just try harder” to fix.

When Should You Consider a Comprehensive Neuropsychological Assessment?

Of course, every child has moments of forgetfulness or frustration—that’s part of growing up. But if these patterns are persistent and interfere with daily routines, school, or relationships, it may be time to take a closer look.

You may want to consider an scheduling an assessment for your child if they:

  • Struggle to follow multi-step instructions

  • Need repeated reminders to start or finish tasks

  • Regularly misplaces important items like homework or school supplies

  • Have trouble planning ahead or managing time

  • Get overwhelmed by tasks requiring sustained focus

  • Exhibit impulsive behaviors or emotional outbursts that feel hard to control

A neuropsychological evaluation offers a deep dive into your child’s cognitive and emotional functioning, going beyond behavior to understand why these challenges are happening.

What Can Neuropsychological Testing Tell You?

At our practice, we use a thoughtful mix of interviews, questionnaires, and standardized testing to assess:

  • Executive function skills like attention, working memory, planning, and emotional regulation

  • Processing speed and cognitive flexibility

  • Academic skills related to executive function (reading, writing, math)

  • Behavioral and emotional patterns

  • Possible diagnoses such as ADHD, anxiety, learning disorders, or autism spectrum differences

This comprehensive approach gives a clear picture of your child’s strengths and challenges, helping families, educators, and therapists tailor supports that truly fit.


"Executive function skills are the foundation of a child’s ability to navigate daily life—from managing homework to handling emotions. Through comprehensive neuropsychological testing, we can uncover the unique ways each child’s brain works, allowing us to tailor support that truly meets their needs and helps them thrive.” — Dr. Liliya Webb


Supporting Families in Tigard, OR and Camas, WA

If your child is facing challenges with focus, organization, emotional regulation, or learning, you’re not alone—and you don’t have to navigate this journey by yourself.

From our welcoming offices in Tigard, Oregon, and Camas, Washington, we provide compassionate, in-depth neuropsychological assessments designed to uncover the roots of executive function difficulties. Our goal is to empower your family with understanding, practical tools, and a personalized plan that supports your child’s success at school, at home, and in life.

If you’re in the Portland or Vancouver metro areas and wondering whether a comprehensive evaluation might be the right step, please reach out. We’d be honored to partner with you and your child, walking together toward greater clarity, confidence, and hope.

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From Testing to Therapy: Supporting Your Child Beyond the Diagnosis

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Is Neuropsychological Testing Necessary for an ADHD Diagnosis? A Thoughtful Look for Parents and Caregivers