No. If you listen to all the "education speak" now a days, you will hear that same genders schools do better. yes, that may be true, but what you GAIN in education, you lose in social skills. GOOD GOD. Let's bring up a whole generation of "protected" children who can't relate to each other. That sounds WONDERFUL!!! *NOT*
Your idea would work in younger grades, but, the older they get, the harder it will be to do that.