10 years: Frontal-lobe surface area is complete, and all fissuration is complete {brain development, 10 years}.
10 years: Vague outlines can suggest objects, and children can recall 6 to 7 numbers immediately {cognition development, 10 years}.
10 to 12 years: Growth rate increases rapidly, before slowing at 15 or 16 and then stopping at 17 or 19 years {physical development, 10 to 12 years}.
10 to 14 years: Same-sex gang behavior predominates {group play, 10 to 14 years}.
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Date Modified: 2022.0225