Nine-year-old Iraqi boy Ahmed Alkamil wrote a bilingual children’s book to educate young readers about preserving the environment and reducing pollution in their cities. Watch: George W.

"So our books, they're transliterated ... So we made that part of our routine every day." Researchers say bilingual children tend to have better problem solving and analytical skills.

Teaching children a second language prior to school age brings many benefits, according to research. One multicultural couple has gone a step further, producing a range of bilingual books ...