article_snippet: The rise in bilingualism is probably caused by children continuing to speak their parents' tongues in addition to English, according to Voice of America.
article_snippet: UCLA professor Raul Hinojosa said that the children and grandchildren of immigrants historically stopped learning to speak the same language of the children and grandchildren of immigrants ancestors, but that there has been a 'sea change in the last ten years'.
article_snippet: UCLA professor Raul Hinojosa said that languages beyond Spanish, second and third-generation immigrants will be encouraged to keep knowledge of Mandarin and other languages.
article_snippet: Above, a man in Dearborn, Michigan, attends an event urging Arabic speakers to vote in 2004 .
highlights_snippet: Immigrant children and grandchildren keep knowledge of family's language .