Supporters of bilingual education point out that:

They point out that:

- it's good to have people who speak fluently more than one language ( can be used in international relations)
- bilingualism boosts  cognitive development of individuals, studies show that non-native speakers of one language get better at it if they're not loosing contact with their own language (so teach both Spanish and English in southern US, not only  English)

Ineed more to the question