Primitive Reflexes Integration: The Key to Learning Readiness
What are Primitive Reflexes?
Primitive reflexes are automatic movements that develop in the womb and during infancy to help newborns survive and interact with their environment. These reflexes should naturally integrate (disappear) as the child grows, allowing for more advanced motor and cognitive functions. However, when primitive reflexes are retained beyond infancy, they can impact a child’s ability to learn, focus, and coordinate movements.
Signs of Retained Primitive Reflexes in Preschoolers
Some children retain certain primitive reflexes, which can affect their readiness for school. Common signs include:
- Poor handwriting or trouble holding a pencil
- Difficulty sitting still or maintaining focus
- Challenges with coordination and balance
- Speech and language delays
- Emotional regulation difficulties

Key Reflexes and Their Impact
- Moro Reflex (Startle Reflex): If retained, it can cause hypersensitivity, emotional instability, and difficulty adapting to change.
- ATNR (Asymmetrical Tonic Neck Reflex): Can lead to trouble crossing the midline, affecting reading, writing, and coordination.
- STNR (Symmetrical Tonic Neck Reflex): Retention may contribute to poor posture, difficulty sitting still, and struggles with motor planning.
- Palmar Reflex: Can affect fine motor skills, such as pencil grip and hand coordinatio
📌 Want to learn more? Schedule a tour at Kurious and see how we support whole-child development!

- Early intervention through movement-based activities can help integrate these reflexes and support a child’s development. Activities include:
- Crawling and Cross-Crawl Exercises: Strengthens brain hemispheric connections.
- Balance and Coordination Games: Yoga, obstacle courses, and ball games improve integration.
- Sensory Play: Encourages the development of motor skills and body awareness.
- Core Strengthening Activities: Exercises like planks and animal walks help with posture and coordination.

- Sit still and focus on tasks
- Develop fine motor skills for writing and drawing
- Improve reading and eye-tracking abilities
- Strengthen emotional self-regulation
If a child struggles with coordination, learning, or attention, checking for retained primitive reflexes can be a game-changer. Early childhood programs like Kurious Active Learning Community can incorporate movement-based learning to help children reach their full potential.