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Official Sources Reliable Content Up-to-date Info

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2 items

A mother and father support their child's development together during a building activity

Growth & Development

Child Development: What to Expect at Each Stage

Understand child development as a variable, interconnected process shaped by context, opportunity, and individual differences. Learn how to observe, support, and nurture growth through everyday routines without rigid timelines or comparisons.

0-12 Months
1-3 Years
3-6 Years
6-9 Years
9-12 Years
12-18 Years
+3

6 min read

A mother supports her teenage son as he works on thinking and planning

Growth & Development

Cognitive Development in Teens (12–18 Years)

Understand how teens’ thinking evolves unevenly and how to support their planning, reasoning, and decision-making without overstepping their growing autonomy.

12-18 Years

5 min read