Read-Write-Think--Providing educators and students access to the highest quality practices and resources in reading and language arts instruction! From International Reading Association and NCTE
Thinkfinity.com--free educational resources for everyone! Search by subject, grade, interactive, etc. WONDERFUL site. Read-write-think and Thinkfinity work closely together to provide excellent resources for the classroom.
NCTE.org--National Council of Teachers of English--tons of resources--national standards and resources
Go Grammar--Jefferson County Schools--basic skill practice games
Grammar Blast--from Houghton Mifflin Eduplace Grades 2-5
The Teacher's Cafe--free online grammar activities
Funbrain's Grammar Gorrillas--beginner and advanced activities for parts of speech
Daily Grammar Lessons--good resource for any grammar skill--more intermediate leveled