The Best Learning Links
Sound Reading Solution (need login) www.srserver.com/SoundReadingApplication/user/login/directory.php
General
www.abcya.com - pick a grade level and play games
http://www.brainpopjr.com/ - movies and games about a variety of subjects
http://www.ala.org/greatsites - a list of websites for kids in all different subjects
Science
http://school.discoveryeducation.com/
http://www.columbuszoo.org/meet_our_animals/default.aspx - Animal Facts
Math
Math facts: http://mathfactspro.com/#/home
http://www.sheppardsoftware.com/math.htm - math games
www.factmonster.com/math/knowledgebox/player.html - more games
http://www.toonuniversity.com/flash.asp?err=569&engine - counting coins
http://www.math-aids.com/index.html
Writing
Make your own Comics - http://www.makebeliefscomix.com/Comix/
Reading
Vowels Matching - http://www.readwritethink.org/files/resources/interactives/picturematch/
Word Family Word Sort: http://www.readwritethink.org/files/resources/interactives/wordfamily/
www.starfall.com/ - great online games and books for learning to read and practicing reading skills
www.freerice.com - a great way to practice vocabulary or click on the "subjects" tab and practice math facts or other skills
http://www.trucktown.com/ - a website based on the book series about trucks by Jon Scieszka 
pbskids.com - lots of great learning to read activities, The Electric Company is one of my new favorites because of the great skill specific clips.
pbskids.org/superwhy/#/games
http://www.scholastic.com/parents/play/ - games with your favorite book characters
www.mightybook.com/
Poetry:
Family Reading Partnership in Tompkins County: www.familyreading.org/index.htm