This language arts curriculum is well-known in the homeschool community. Along with reading, writing, grammar, and spelling materials for students, there is a seminar for parents to help you in teaching and evaluating writing.
This site from the University of California has a large collection of free resources for learning
A resource from the Smithsonian with news articles and lots of teacher tools.
This is a great little website with printable paper dolls.
This company offers curriculum in Math, Language Arts and History.
Complete math curriculum for grades K through 8.
This site is part of "gamification" trend in education, using the World of Warcraft game as the b