We have built Lumos App Store (LAS) just for education because we wanted to create an educational app community where parents, teachers and app developers could come together to talk about ways to use technology to foster healthier and more educated method to children. Lumos Learning Community includes 50,000+ students, 3,000 teachers, 300+ schools and 30+ libraries.
As a developer of educational apps, we believe you will be looking for ways to make your app stand out in front of the right audience. If so, then here is a chance.
It have free listing so, why not give it a try.