Here is a list of some useful websites:
Second Grade Skills Website : http://www.internet4classrooms.com/skills_2nd.htm
List of AR books available at Clark's Library: http://www.delphiforfun.org/booksearch/Clark.htm
Phonics Review: http://www.starfall.com/
Writing Topic Ideas for practice at home: http://www.canteach.ca/elementary/prompts.html
Fun Games: http://www.funbrain.com/kidscenter.html
Math Flash Cards: http://www.thegreatmartinicompany.com/index.html
Math Minute Practice: http://www.sadlier-oxford.com/math/mathgames/mad_minute_game/navigation3.htm
Money Practice: http://www.mrnussbaum.com/cashout/index.html
Place Value (to 1000) Game: http://www.toonuniversity.com/flash.asp?err=496&engine=5
Word Problems: http://www.mathplayground.com/wordproblems.html
AR Practice: http://www.bookadventure.com Book Adventure is a FREE reading motivation program for children in grades K-8. Children create their own book lists from over 7,000 recommended titles, take multiple choice quizzes on the books they've read, and earn points and prizes for their literary successes.
Eagle Cam: http://www.audubonofflorida.org/friendsoftheeagle/cam.html
Reading Ideas: http://teacherweb.com/WQ/ElementarySchool/Parent_Involvement_In_Reading/index.html
Suffix Games: http://www.gamequarium.com/readquarium/suffixes.html