The Gifted Homeschoolers have a wonderful link here with useful information for homeschooling the gifted child.
Internet Resources for Homeschooling Gifted Students is a list compiled by: Kathi Kearney, Gifted Education Consultant Founder, The Hollingworth Center for Highly Gifted Children. (BTW Leta Hollingworth is a very interesting gifted person to study who lived in the 1800’s.)
Parenting, Academics and Leadership Support has some good information on homeschooling in the Houston area along with valuable links that you can begin your own search.
TAFFIE has wonderful resources for the homeschooling Texas parent.
I just stumbled across this offering (7/12) Looks like a fantastic way to meet the needs of the older homeschooled student in the sciences: Dr. Shormann, NW Houston.
The Homeschool Diner has a section dealing with Gifted Homeschooling. This list was published in 2006. Be sure to browse around the site for more great information and resources.
More links to come!