πŸ“š 4–5 Years

School Readiness

All developmental systems converge β€” proximodistal development reaches the fingertips as the child prepares for formal learning

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The Complete Foundation

By age 4–5, the developmental journey from core to periphery is largely complete. Head control led to sitting, which led to walking, which led to hand control, which finally reached the fingertips β€” enabling writing, cutting, and the precise motor skills needed for school. Every earlier stage built the foundation for this moment.

Core β†’ Arms β†’ Hands β†’ FingersMovement β†’ Language β†’ ThinkingRegulation β†’ Attention β†’ Learning

Neurodevelopment Timeline: 48–60 Months

Click each stage to explore β€” tap any system to expand details

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The Confident Communicator

48–54 Months

6 systems24 milestones

Language becomes a tool for reasoning. Social rules are internalized. Fine motor control reaches the fingertips.

Developmental Systems

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Readiness is Built on Foundations

School readiness is not just about knowing letters and numbers. It is built on a strong nervous system foundation: core stability for sitting, sensory integration for focus, emotional regulation for group participation, and motor control for handwriting. When any earlier stage is incomplete, readiness skills may be harder to access.

The Full Developmental Journey: 0–5 Years

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Year 1

Movement Brain

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Year 2

Language Brain

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Year 3

Thinking Brain

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Year 4

Social Brain

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Year 5

Learning Brain