Read our guide on schools in Houston for a general overview of what to expect. There are many, many schools in Houston, and I'm sure with the right research, you'll find what you're looking for.
Magnet schools are state-funded, but have specialised curriculums. Your best bet will be to look for magnet schools in Houston. Where are you located at the moment? At what type of school do your children study?
Hope this helps,
There are several very good schools in Houston. It'll probably be easier to decide on a school and a place to live at the same time, so have a look at our guide to areas and suburbs of Houston to give you an idea of what's popular.
How old are your other children? Will they be in different schools?