Developmental assessments

Standardised instruments that measure biological-emergence milestones — screening for delays, autism risk, motor and cognitive development. Used by paediatricians, clinicians, and parent-facing screeners.

ASQ-3 24mo

Ages & Stages Questionnaires, Third Edition — 24 Month Questionnaire

parentparent screen22mo–2.2y

Bayley-4

Bayley Scales of Infant and Toddler Development, Fourth Edition

clinicianclinical developmental1mo–3.5y

EYFS Profile

Early Years Foundation Stage Profile

teachernational curriculum test4.5y–5.5yalso curriculum

JP MHLW Boshi Techou

Japan MHLW 母子健康手帳 (Maternal & Child Health Handbook)

parent_with_clinicianwell child record

M-CHAT-R/F

Modified Checklist for Autism in Toddlers, Revised, with Follow-Up

parentparent screen16mo–2.5y