Since I am Disabled, Can my Adult Son Claim my Daughter and I as Dependants and Become Head of Household?

I was declared disabled in Jan 2007 and began receiving state benefits shortly thereafter. I have two children one is nineteen and the other sixteen. Their dad from whom I am divorced has not paid child support all year. Therefore, Can my son claim myself and my daughter as depedents on his tax return? Also can he be the head of household? Read More …