Lapsuusiän
Lapsuusiän refers to the period of human development from birth up to adolescence. This stage is characterized by rapid physical, cognitive, and emotional growth. Early childhood, from birth to around age eight, focuses on developing fundamental motor skills, language acquisition, and social interaction. During this time, children begin to understand the world around them through play and exploration, forming attachments with caregivers and peers.
As children enter middle childhood, typically from ages nine to eleven, they refine their cognitive abilities,
The transition to adolescence, usually starting around puberty, marks a significant shift. Physical changes accelerate, and