I would still need to understand the material to teach it.
Not to be argumentative, but Dr Carson’s mom couldn’t read...
A motivated parent is the single largest determining factor in a child’s educational outcome, no matter what school option they choose. If you want them educated you can manage to master the material up through middle school. For high school on, lots of curriculum options and teaching methods present themselves... you can send them to the local community college, for example, or even buy entire instructional courses on DVD.
A local homeschooling association often offers specialized classed like Biology (with animal dissection) or advanced math.