California's population geography: lessons for a fourth grade class.
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D000569:Americas; D002140:California; D003710:Demography; D019049:Developed Countries; D004641:Emigration and Immigration; D009656:North America; D011153:Population; D011157:Population Dynamics; D011158:Population Growth; D013664:Teaching Materials; D014481:United States
Americas; California; Demographic Factors; Developed Countries; Migration; Migration, Internal; North America; Northern America; Population; Population Dynamics; Population Growth; Teaching Materials; United States; World