FOUNDATIONAL TERM
Percentile
百分位
Relative position within a reference distribution.
Study this concept in context
64 · Child growth, movement and language
Growth changes body size; development changes abilities and function. They interact but are not interchangeable. Repeated observation and suitable learning opportunities help identify support needs rather than rank children.
Sources
- CDC: Growth charts
- CDC: Using WHO growth standards
- WHO: Motor development milestones
- NIDCD: Speech and language milestones
- Harvard: Serve and return
- CDC: Key points about developmental checklists
Definitions come from the published lessons. Read the linked lesson for mechanisms, conditions and examples.