正在加载，请耐心等待
NATION则己功较用执练显AL STANDARDS: Grades K-4 Natio来自nal Social Studies Standards- Culture: I- People, societies, and cultures add马看个治记ress needs and 封三记concerns 怀永校定践属项但误in ways that are both similar and different- Cultu360百科ral unity and diversi顺黄ty can be 么汉死乱职identified within and across groups- Time, Continuity, and Change: II- Accounts of p蒸额ast events, people, places, and situations contribute to our understanding of the past