Free Rice- Students play eduacational games while earning free rice for the World Food Program. http://freerice.com/

Reading -

    Starfall http://www.starfall.com

• Interactive reading activities for comprehension and phonemic awareness. 
• Pre K - 2 (beginners).

     Funbrain  http://www.funbrain.com

• Interactive Math & Reading games. 
• Games for grades K-8.

English Language Games  http://a4esl.org

• Interactive & leveled word games.
• Grammar, parts of speech quizzes, Grades 3-5 (all levels).
• Bilingual quizzes.

Interesting "Things"  http://www.manythings.org

• Interactive word games, puzzles, quizzes, exercises, slang, proverbs.
• Vocabulary word lists.

Storyline Online   http://www.storylineonline.net

• Listen to a wide variety of picture books read aloud by famous people.

Vocabulary Fun   http://www.vocabulary.co.il

• Vocabulary learning games & puzzles.
• Interactive games & puzzles using verbs (Gr. 3-5 intermediate). 

Meriam-Webster's Learner's Dictionary  http://www.learnersdictionary.com/

• Dictionary with understandable definitions.

Translation Dictionary  http://www.dictionary.com

• Provides definitions of English words.

Raz-Kids Login https://www.kidsa-z.com/main/Login