Thank you for putting the education of your children as a top priority! There are a few options for you depending on the age of your children. One site that many of my clients find very valuable is http://www.greatschools.org and I certainly would recommend a visit to their site as a great place to start. You can also go straight to the Stuart recap by using the link below;
I hope this information is helpful and if I can be of service in any way please do not hesitate to give me a call.
Always at Your Service,
Tom Priester e-PRO
"Results Driven Real Estate"
Keller Williams Realty
The most prominent one in Stuart is probably the Pine School. Here's a link to their website: http://www.thepineschool.org/
You should be aware that the public schools in Martin County are quite excellent, with most of them being 'A' rated.
Let us know if you have any other questions about the schools in the area and we'll direct you to the proper source.