Cambridge Online English Learner's dictionary. You can hear the words spoken with an British or an American accent by clicking on the speaker icon.
http://dictionary.cambridge.org/dictionary/learner-english/healthy?q=healthy
Promoting Good Health Through Diet and Lifestyle - 5 Lessons in Vietnamese with English translation focusing on excercise, diet, alcohol and tabacco.
Level: Lower Intermediate, but Elementary students can use these lessons as practice for reading to understand general meaning. Remember, you don't need to understand every word to understand the text! First read the English text, then read the Vietnamese text to learn new vocabulary and structures.
http://nutrition.berkeley.edu/extension/vietnamese.health/lesson1-p2.htm
Other links:
ESL Terms at Grammar Bytes! - guide to English verb tenses
http://www.youtube.com/listenandreadalong – News and history texts to listen and read. Intermediate to Advanced Learners
More links coming soon!!!