Websites to encourage vocabulary development:
http://www.english-4kids.com/parents.html
This site has vocabulary games
http://www.vocabulary.co.il/
Great sight for playing games and learning vocabulary
http://www.playkidsgames.com/vocabularyGames.htm
http://www.funbrain.com/words.html
Has a bunch of different activities to encourage vocabulary development
http://www.starfall.com/
books to read and learn vocabulary
http://pbskids.org/
Activities with the kid’s favorite characters
Have fun!