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ADHD Signs in Children: When to Seek an Assessment

ADHD or Typical Childhood Behaviour? Signs Your Child May Need an ADHD Assessment

Every child has moments when they seem distracted, energetic, impulsive, or forgetful. They may struggle to sit still during dinner, interrupt conversations, lose their belongings, or have difficulty completing homework. These behaviours are a normal part of childhood and often change as children grow.

However, for some children, these challenges are persistent, occur across multiple settings, and begin interfering with learning, friendships, emotional well-being, and family life. While it is impossible to determine whether a child has Attention-Deficit/Hyperactivity Disorder (ADHD) based on observation alone, understanding the difference between developmentally appropriate behaviour and clinically significant symptoms can help parents decide when it is time to seek a professional assessment.

At Rocky Mountain Psychological Services (RMPS), we have spent more than 30 years helping Alberta families understand their children’s strengths and challenges through comprehensive psychological assessments. Our experienced psychologists recognize that every child is unique, and our goal is never to label behaviour but to provide meaningful answers that help children succeed at home, school, and in everyday life.

Understanding ADHD

Attention-Deficit/Hyperactivity Disorder (ADHD) is a neurodevelopmental condition that affects attention regulation, executive functioning, impulse control, and activity levels.

According to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5-TR), ADHD symptoms typically begin before age 12 and occur in more than one environment, such as home and school (American Psychiatric Association, 2022).

Research suggests ADHD affects approximately 5% to 7% of school-aged children worldwide, making it one of the most common childhood neurodevelopmental disorders (Polanczyk et al., 2015).

Children with ADHD are not intentionally misbehaving. Rather, differences in brain development affect their ability to regulate attention, emotions, behaviour, and self-control.

Typical Childhood Behaviour vs ADHD

One of the biggest misconceptions about ADHD is that energetic or inattentive children automatically have the disorder.

The reality is that all children:

  • Become distracted
  • Forget instructions
  • Have emotional outbursts
  • Talk excessively
  • Struggle with homework
  • Get bored easily
  • Act impulsively

These behaviours are part of normal development.

The difference lies in frequency, intensity, duration, and impact.

Children with ADHD experience these behaviours much more consistently, across different settings, and in ways that significantly interfere with daily functioning.

Research has shown that functional impairment—not simply the presence of symptoms—is one of the most important factors when diagnosing ADHD (Barkley, 2015).

For example:

A seven-year-old who occasionally forgets homework is behaving typically.

A seven-year-old who forgets homework almost every day, cannot follow classroom routines, loses belongings constantly, struggles academically despite strong abilities, and experiences ongoing social difficulties may require further evaluation.

Common Signs That May Indicate ADHD

Although every child is different, certain patterns may suggest that a comprehensive ADHD assessment is appropriate.

1. Difficulty Sustaining Attention

Many children become distracted during long or uninteresting tasks.

Children with ADHD often struggle to maintain attention even during activities they genuinely enjoy.

Parents may notice their child:

  • Frequently daydreaming
  • Appearing not to listen
  • Leaving tasks unfinished
  • Missing important instructions
  • Becoming distracted by minor noises or movements
  • Making careless mistakes

Teachers often describe these children as “bright but inconsistent.”

2. Constant Forgetfulness and Disorganization

Executive functioning difficulties are common in ADHD.

Children may regularly:

  • Lose school supplies
  • Forget homework
  • Misplace jackets or lunch boxes
  • Forget routines
  • Need repeated reminders
  • Have extremely messy backpacks or bedrooms

Research indicates executive function challenges are among the strongest predictors of academic difficulties in children with ADHD (Willcutt et al., 2005).

3. Excessive Hyperactivity

Some children naturally have high energy.

Hyperactivity becomes concerning when it is excessive compared to other children of the same age and developmental level.

Signs may include:

  • Constant movement
  • Fidgeting
  • Running or climbing in inappropriate places
  • Difficulty remaining seated
  • Talking excessively
  • Restlessness even during quiet activities

It is important to remember that not every child with ADHD is hyperactive.

Some children primarily experience inattentive symptoms and may appear quiet, dreamy, or withdrawn rather than disruptive.

4. Impulsive Behaviour

Impulsivity often causes challenges at home, school, and in social situations.

Children may:

  • Interrupt conversations
  • Blurt out answers
  • Have difficulty waiting their turn
  • Act before thinking
  • Take unnecessary risks
  • Struggle to regulate emotional reactions

These behaviours are not usually intentional but reflect difficulties with self-regulation.

5. Emotional Dysregulation

Although emotional regulation is not part of the formal diagnostic criteria, many children with ADHD struggle to manage emotions effectively.

Parents may notice:

  • Frequent frustration
  • Low tolerance for disappointment
  • Emotional outbursts
  • Rapid mood changes
  • Difficulty calming down after becoming upset

Emerging research suggests emotional dysregulation is highly prevalent among children with ADHD and contributes significantly to family stress and social challenges (Shaw et al., 2014).

6. Academic Difficulties Despite Strong Intelligence

Many children with ADHD are highly intelligent.

However, their executive functioning challenges make it difficult to demonstrate what they know.

Parents often hear comments such as:

  • “Your child has so much potential.”
  • “They know the material but don’t complete assignments.”
  • “They rush through their work.”
  • “They’re capable but inconsistent.”

Without proper support, these children may gradually lose confidence in their abilities.

7. Social Challenges

ADHD affects more than academics.

Children may experience difficulties:

  • Making friends
  • Maintaining friendships
  • Reading social cues
  • Waiting their turn during games
  • Managing conflicts
  • Handling rejection

Research has found that children with ADHD experience significantly higher rates of peer relationship difficulties than their peers (Hoza, 2007).

When Is It Time to Seek an ADHD Assessment?

Many parents wait because they hope their child will simply “grow out of it.”

While some developmental behaviours improve with age, persistent ADHD symptoms often continue without appropriate intervention.

You may wish to consider an assessment if:

  • Concerns have been present for six months or longer.
  • Difficulties occur both at home and at school.
  • Teachers consistently report attention or behaviour concerns.
  • Academic performance is declining.
  • Your child appears frustrated or overwhelmed.
  • Behaviour is affecting friendships.
  • Daily routines require constant reminders.
  • Your family experiences ongoing conflict related to attention or behaviour.

Seeking an assessment does not automatically mean a child has ADHD.

Instead, it helps identify the underlying reasons for the challenges and provides a roadmap for support.

Could It Be Something Other Than ADHD?

One reason professional assessment is so important is that ADHD symptoms can overlap with many other conditions.

For example, difficulties with attention and concentration may also occur because of:

  • Anxiety
  • Depression
  • Learning disabilities
  • Autism Spectrum Disorder
  • Sleep disorders
  • Language disorders
  • Hearing or vision concerns
  • Trauma or chronic stress

Research shows that many children referred for ADHD evaluations have co-occurring conditions requiring different or additional interventions (Jensen & Steinhausen, 2015).

A comprehensive psychological assessment helps distinguish ADHD from other possible explanations rather than relying on symptoms alone.

What Happens During an ADHD Assessment?

At RMPS, ADHD assessments involve much more than a simple checklist.

Our psychologists conduct a thorough evaluation that considers the child’s cognitive, behavioural, emotional, developmental, and academic functioning.

The assessment process may include:

  • A detailed parent interview
  • Review of developmental and medical history
  • Standardized behaviour rating scales completed by parents and teachers
  • Cognitive testing
  • Attention and executive functioning measures
  • Academic testing when appropriate
  • Observation of behavioural patterns
  • Clinical interpretation of all findings

By gathering information from multiple sources, we can determine whether ADHD is present or whether another explanation better accounts for the child’s difficulties.

Why Early Identification Matters

Research consistently shows that earlier identification leads to better long-term outcomes.

Without support, children with ADHD may experience:

  • Lower academic achievement
  • Reduced self-esteem
  • Behavioural challenges
  • Anxiety
  • Family conflict
  • Increased risk of school disengagement

Conversely, early intervention can improve academic success, emotional well-being, family relationships, and social functioning (Daley et al., 2018).

Receiving an assessment is not about placing limits on a child. It is about understanding how they learn best and ensuring they receive the support they need to thrive.

ADHD Often Co-Exists with Learning Difficulties

Many parents are surprised to learn that ADHD frequently occurs alongside learning disorders or other conditions.

A child may have:

  • ADHD and dyslexia
  • ADHD and dysgraphia
  • ADHD and dyscalculia
  • ADHD and anxiety
  • ADHD and giftedness
  • ADHD and Autism

Without a comprehensive assessment, one condition may mask another.

At RMPS, our psychologists carefully evaluate for co-occurring conditions to ensure recommendations address the child’s complete profile rather than focusing on a single diagnosis.

Supporting Families Beyond the Assessment

Receiving an ADHD diagnosis is often accompanied by mixed emotions. Some parents feel relieved to finally have answers, while others worry about what the diagnosis means for their child’s future.

At RMPS, we view assessment as the beginning of the journey rather than the end.

Our psychologists provide practical recommendations tailored to each child’s needs, including strategies for home, school accommodations, and referrals for additional services when appropriate. We work collaboratively with families to ensure they understand the results and feel confident advocating for their child.

Because RMPS also offers a wide range of psychological services under one roof, families can often access additional assessments or therapeutic supports if concerns extend beyond ADHD. For many children with complex learning, behavioural, or emotional needs, this integrated approach allows multiple concerns to be addressed efficiently, reducing the need for repeated assessments and helping families move forward with a clear, coordinated plan.

Why Families Choose RMPS

For more than 30 years, Rocky Mountain Psychological Services (RMPS) has been supporting children, adolescents, and families across Alberta through comprehensive psychological assessments and therapy.

Our team of experienced registered psychologists understands that every child’s developmental journey is unique. Rather than focusing solely on symptoms, we take the time to understand each child’s strengths, challenges, learning profile, and overall well-being.

Through our professional training division, Lighthouse, we also provide clinical supervision and formal assessment training for provisional and early-career psychologists. By contributing to the education of future psychologists, we remain actively engaged in advancing best practices in psychological assessment while maintaining the high standards families have trusted for decades.

Whether parents are seeking answers about attention, learning, behaviour, or emotional functioning, RMPS is committed to delivering compassionate, evidence-based care that helps families move forward with confidence.

Final Thoughts

Every child has days when they are distracted, energetic, emotional, or forgetful. These experiences are a normal part of growing up. However, when these challenges become persistent, occur across multiple settings, and begin affecting a child’s learning, relationships, or confidence, it may be time to look beyond typical childhood behaviour.

A comprehensive ADHD assessment provides more than a diagnosis. It offers clarity, identifies strengths alongside areas of need, and helps families make informed decisions about the best path forward.

If you have ongoing concerns about your child’s attention, behaviour, or executive functioning, seeking a professional assessment can be an important first step toward understanding their unique needs. At RMPS, our experienced psychologists are committed to helping families gain the insights and support needed to help children thrive both now and in the future.

References

American Psychiatric Association. (2022). Diagnostic and Statistical Manual of Mental Disorders (5th ed., text rev.; DSM-5-TR). American Psychiatric Publishing.

Barkley, R. A. (2015). Attention-Deficit Hyperactivity Disorder: A Handbook for Diagnosis and Treatment (4th ed.). Guilford Press.

Daley, D., Van Der Oord, S., Ferrin, M., et al. (2018). Practitioner review: Current best practice in the use of parent training and other behavioural interventions in the treatment of children with ADHD. Journal of Child Psychology and Psychiatry, 59(9), 932-947.

Hoza, B. (2007). Peer functioning in children with ADHD. Journal of Pediatric Psychology, 32(6), 655-663.

Jensen, C. M., & Steinhausen, H. C. (2015). Comorbid mental disorders in children and adolescents with ADHD. European Child & Adolescent Psychiatry, 24(8), 861-875.

Polanczyk, G. V., Willcutt, E. G., Salum, G. A., Kieling, C., & Rohde, L. A. (2015). ADHD prevalence estimates across three decades: An updated systematic review and meta-regression analysis. International Journal of Epidemiology, 43(2), 434-442.

Shaw, P., Stringaris, A., Nigg, J., & Leibenluft, E. (2014). Emotion dysregulation in attention deficit hyperactivity disorder. American Journal of Psychiatry, 171(3), 276-293.

Willcutt, E. G., Doyle, A. E., Nigg, J. T., et al. (2005). Validity of the executive function theory of ADHD: A meta-analytic review. Biological Psychiatry, 57(11), 1336-1346.

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MacKenzie Ebel

MacKenzie is a Psychometrist/Psychological Assistant at RMPS. She completed her Bachelor of Arts in Psychology at Princeton University, where she also played 4 years for the women’s ice hockey team. She recently completed her Masters in Counselling Psychology through City University of Seattle. MacKenzie has worked with children, youth, and their families in a number of settings, through coaching, as a behavioural aid, and counselling through her internship placement. She is excited to continue learning about assessment administration, neurofeedback, and play therapy practices at RMPS! Currently, she is part of the assessment and neurotherapy team, as she completes her final capstone assignment and intends to join our counselling team as a Registered Provisional Psychologist.

Tammy Thomson

Tammy is a graduate of the Master of Arts in Counselling Psychology (MACP) program at Yorkville University and is trained at the master’s level in art therapy as a professional art psychotherapist and member of the Canadian Art Therapy Association. She brings more than 20 years of experience working with children, teens, and families in child development settings, children’s hospitals, and schools as an early childhood educator and elementary teacher. She completed a Bachelor of Applied Science specializing in Child Development Studies at the University of Guelph, Ontario and holds a Graduate Diploma of Teaching and Learning from the University of Canterbury in Christchurch, New Zealand. Tammy is a member of the Canadian Counsellor and Psychotherapy Association and College of Alberta Psychologists while pursuing her next goal of registration as a provisional psychologist. Tammy values a client-centered approach using play therapy and the expressive arts to support those who may find it difficult to articulate their thoughts and feelings with words. Children and families do not need any skill or prior art experience and the art studio is a safe place where children can gain a sense of independence, greater emotional regulation, and confidence through self-exploration. Expressive interventions in art therapy can treat behavioural issues, anxiety, depression, ADHD, autism, learning disabilities, physical and developmental disabilities, and attachment difficulties. As a parent of three young children herself, Tammy understands the complexities of family life using compassion to help parents feel more confident in their role of raising a successful family.

Raquel Freitas

Raquel is an Office Administrator at RMPS. Back in Brazil, her home country, she graduated as a Psychologist and worked as a clinician for the past 5 years. Although she loved working with children and adults, she discovered a new passion: manage the administrative tasks that keep the business running. 

As someone who is passionate about learning new things and developing new skills, with the career transition also came the decision to live abroad and explore a new culture. To serve empathetically and connect with people is Raquel’s main personal and professional goal.

Emma Donnelly

Emma is a Registered Psychologist with the College of Alberta Psychologists. She completed her Bachelor of Arts in Psychology in her hometown at Brandon University, after which she moved to Calgary to earn her Master’s of Science in School and Applied Child Psychology at the University of Calgary. Emma has a passion for working with children and families and has experience doing so in a number of settings, including schools, homes, early intervention programs, and within the community. She specializes in assessment, including psychoeduational, social-emotional-behavioural, and autism assessment. Emma uses a client centred approach to counselling, supported by cognitive behavioural therapy, as well as play-based and attachment-based techniques. She believes in meeting clients where they are at and prides herself in working together with her clients to achieve their goals, improve their functioning, and enjoy their daily life.

Amanda Stoner

Amanda is a Registered Psychologist with the College of Alberta Psychologists. Amanda earned her doctoral degree in Psychology at Brock University in Ontario in 2017, with a specialization in developmental psychology. Amanda provides formal assessment services at RMPS. 

Since 2009, Amanda has received formal training and work experience in private practice settings in conducting psycho-educational assessments for students ranging from preschool through university. Amanda is skilled at test administration, interpretation of data, and report writing for various referral questions including ADHD, Learning Disorders, Autism Spectrum Disorder, Anxiety, Giftedness, and Intellectual Disabilities. Amanda enjoys working with people of all ages from diverse backgrounds, and she tries to make the testing environment feel relaxed and comfortable while maintaining integrity in testing protocol.

Denise Riewe

Denise has completed a Bachelor of Health Sciences through the University of Lethbridge and a Master of Counselling with Athabasca University. She is a Registered Provisional Psychologist with the College of Alberta Psychologists and a member of the Psychological Association of Alberta. Denise has over 9 years of experience supporting children, youth and their families in both residential and community-based practices. Denise is experienced in working with high and at-risk youth, supporting children and their families with strength-based approaches. She practices from a client-center approach supported by Cognitive Behaviour Therapy, Dialectical Behaviour Therapy, Theraplay, and other play and art-based modalities.

John Pynn

John is a Registered Provisional Psychologist with the College of Alberta Psychologists. He completed his Master of Arts in Counselling Psychology at Yorkville University. He brings more than 20 years of experience working with children, teens, and families in a variety of settings. He brings a relaxed and collaborative atmosphere to sessions. John uses an integrated counselling approach including client-centred, Cognitive Behavioural Therapy (CBT), and Solution-Focussed therapy (SFT) to find the best-fit for clients. He has experience with a variety of mental health concerns including anxiety, depression, anger, self-
esteem, relationships, parenting, ADHD, grief/loss, addictions, and trauma. This broad experience comes from working in schools, social service agencies, group-care, and clinical settings. He also draws from the practical experience of being a parent to two teenagers as well as a husband. Supporting and empowering clients with mental health concerns is something John genuinely enjoys. John also provides counselling for adults and holds a Gottman level 1 certification for couples therapy.

Zara Crasto

Zara is a Psychometrist/Psychological Assistant at RMPS. She completed her Bachelor of Science in Psychology at the University of Calgary and her Graduate Diploma in Psychological Assessment at Concordia University of Edmonton. 

Zara has spent over five years working alongside children, adolescents, and their families in a variety of settings. These include public and private schools, in-home support, residential programs, early-intervention programs, and non-profit organizations. Currently, Zara is part of the assessment and neurotherapy team. As a lifelong learner, Zara plans to go back to graduate school and eventually become a psychologist one day.

Kellie Lanktree

Kellie is a Registered Psychologist with the College of Alberta Psychologists. She completed a Bachelor of Child and Youth Care with the University of Victoria and a Master of Education in Counselling Psychology through the University of Lethbridge. Kellie has over 10 years experience supporting children and youth with developmental disorders/delays and their families. Kellie has experience working in schools, clinical settings, and within homes to provide support and therapeutic interventions. Through her time at RMPS, Kellie has also gained experience in helping individuals affected by trauma, grief/loss, separations, emotional dysregulation, depression, and anxiety. Kellie practices through developmental, attachment-based and trauma-informed lenses, and draws from a variety of play-based approaches such as Synergetic Play Therapy, Child-centered play therapy, DIR/Floortime, art-based mediums, and mindfulness-based practices. Kellie also provides Neurofeedback therapy, and is working on receiving her certification through BCIA. Kellie believes in meeting children and their families where they are at and that there is no “one size fits all” for therapy.