Here are a number of webpages to help your child succeed in Math and Language.
Language Websites
http://www.abcya.com/first_grade_computers.htm
http://www.boowakwala.com/kids/boowakwala-family-backtoschool-alphabetcards.html
http://www.ictgames.com/phonic_fighter4.html
http://www.starfall.com/n/level-a/learn-to-read/load.htm?f
Math Websites
http://www.ictgames.com/100hunt2.html
http://www.arcademicskillbuilders.com/games/alien/alien.html