My mother used to take me to flea markets in my stroller and I would just rummage through the piles. You've got to dig through the overstuffed racks that everyone else just walks by. It's the only way to find the cool stuff.
In Holland they have come to precisely the same conclusion. There they have adopted a system of secular education because they have found it impracticable to unite the religious bodies in any system of combined religious instruction.