This New York Times articles is written by a veteran homeschooler who explains that home-schooling has a significant advantage in combating the pressure schools place on children, including better use of time and high quality academics. 

Accelerated Christian Education (A.C.E.) offers a full-line Christian curriculum.

The Home School Foundation is a supporting organization of the Home School Legal Defense Association. Their mission is to preserve parental freedoms, promote home schooling, provide assistance to needy home schooling families, and support like-minded organizations. They currently help families through seven funds: the Widows Fund, the Special Needs Children’s Fund, the Friends of Home Schooling Fund, the Generation Joshua Fund, the Compassion Fund, the PHC Scholarship Fund, and the Members Helping Members Fund.

The National Financial Educators Council is an independent social enterprise company that provides personal financial education resources to people and organizations with a passion to improve the financial capabilities of citizens in their communities. The NFEC offers solutions that reduce the time, cost, and personnel required to establish a successful and sustainable financial literacy campaign.

Parents should take their kids out of government school because government education is not possible. "Government education" is an oxymoron. The object of teaching is the transmission of truth, which is reality. A synonym for the word “teach” is “indoctrinate.” Another good term is to “propagate” or “propagandize,” which is the teaching of any system of principles. You can see the problem with any government indoctrinating or propagandizing children. It is inherently immoral and un-American to charge the government with this responsibility.

Educational Testing Services (ETS) is an organization that provides a range of products and services, including research, test administration, test scoring, and more. This organization develops and administers AP, GRE, and SAT tests, among others.

How much are supplies for unschooling? It ranges somewhere between nothing and everything--the whole budget. Once a family starts to consider everything educational, even groceries and cleaning supplies are educational. For beginners, though, part of the trick is working on the definition of "educational."

Pre-K Smarties is a preschool education resource for parents teaching preschoolers with tips for early reading using phonics, parenting articles, family freebies, and deals on the best educational toys.

Piedmont Education Services offers the Iowa Tests of Basic Skills (ITBS) and the Woodcock-Johnson III Tests of Achievement (WJ-III), along with test prep materials.

This pdf offers an example homeschool transcript that would be suitable to determine eligibility for NCAA purposes to participate in college-level athletics.