Here are some useful links for K12 and also general education advice.
K12: Education for a Lifetime – The K12 website offering complete home school curriculums and lesson plans.
K12 Academics Complete educational resources for students, teachers, parents and officials who are involved in K12 education.
Science Education at Jefferson Lab A range of science resources for students and teachers, including games and puzzles which explore the nature of matter.
Awesome Library – This useful website reviews K12 education resources and includes the top 5% for students, teachers, parents and also librarians.
Bill Beaty’s K-12 Science Education Resources – Loads of useful links for science resources, including projects, question and answer sheets, worksheets, experiments and much more.
U.S. Department of Education – The official website with information on US education policy, grants, research, and lots more.
Yahoo Education – Fantastic online resources covering K12, graduate school, college, and distance learning which includes dictionary, encyclopedia thesaurus, homework help, test preparation, general info about K-12 schools, colleges, etc. etc.
Education.com – Providing expert advice, columns, features and loads of reference articles, including a parents community from pre-school right up to high school students. Resources, advice and tips right at your finger tips.
U.S. Education – Ten facts about education and how resources can be used.
U.S. Geological Society – Education resources for teachers who are trying to teach science.
Homeschooling resources – When you want to homeschool your children, this website can offer a number of resources.