6 to 12 years: Attention shifts more often and faster {cognition development, 6 to 12 years}. Expectancies depend on situations. Children have more worries about mistakes. 25% of children have regular nightmares, and some have night terrors.
6 to 12 years: Boys initiate more aggression than girls, and their aggressions are longer {emotion development, 6 to 12 years}. Girls are more nurturing and protective than boys. School-age boys like nurturance from men better than from women. Other children do not like highly dependent children.
6 to 12 years: Limbs lengthen relative to trunk, blood pressure increases, and pulse decreases {physical development, 6 to 12 years}. Before 9 years old, boys are taller than girls, but, after 9, girls are taller. Boys' growth is two years behind girls' growth. Girls are taller than boys until age 15.
Lymphatic organs, such as tonsils and lymph nodes, grow greatly in early childhood. Boys have higher basal metabolism than girls and have greater vital capacity than girls, because androgens cause greater physical activity.
Adults tolerate wider boy behavior range {expectations based on sex, 12 years} {sex development, 12 years}. Parents allow boys to roam neighborhood and encourage girls to stay home. Boys play more outside, are more physically active, and play less with dolls. Boys' rooms contain more educational material and sports equipment than girls' rooms. Most children's books are about boys, men, and male animals. They show that boys are aggressive, constructive, helpful, active, and adventuresome. They show that girls are passive, immobile, and deferential.
4-Zoology-Development-Stages-Child 06-12 Years
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Date Modified: 2022.0225