Below are links that offer extra practice in math.

http://www.funbrain.com/math/

http://funschool.kaboose.com/

http://www.rainforestmaths.com/

http://edweb.tusd.k12.az.us/ekowalcz/math/elementary_web_sites.htm

http://www.aplusmath.com/Flashcards/index.html

http://www.coolmath4kids.com/index.html

http://www.mathplayground.com/games.html

http://www.toonuniversity.com/free/math-games-1st-3rd.asp

http://www.iknowthat.com/com/L3?Area=WordProblems&AutoLaunch=%2Fcom%2FWordProblems%3fTopicName%3daddsubtract

Glossary: Math Terms
http://www.harcourtschool.com/glossary/math_advantage/glossary2.html