The following links are great resources for supporting your child's education at home:
An excellent website with resources for parents including activities for families, book lists, and tips for supporting your child's learning.
Reading and Phonics Support (K-2): http://www.starfall.com/
Games that support phonemic awareness and phonics development in the early elementary years.
Free Online Games: http://www.poissonrouge.com/
A variety of educational games and activities for early elementary students.
Kindergarten Book List: http://www.greatschools.org/cgi-bin/showarticle/622
This website has compiled an excellent list of books for Kindergarteners. There are also links to articles discussing activities and books for students of other grades.
Although it is designed for parents of students with learning disabilities, this site contains excellent ideas for supporting learning at home that parents of all types of learners can use.