developmental test; developmental assessment
A test or assessment used to evaluate a child's developmental progress, often in medical, educational, or psychological contexts.
A developmental test is conducted at the 18-month health checkup.
知能検査 is an intelligence test focusing on cognitive abilities, while 発達検査 is a broader developmental assessment covering motor, language, and social skills.
Compound of 発達 (development) and 検査 (test, examination).