The small but upscale strip mall is still under construction, the sounds of drilling vibrating through the air, and the clatter of lumber echoing across the almost-empty lot. But some of the space in this expanse of brick a few miles south of Lakewoodis already occupied, and a corner of the parking lot has been taken over by a small group of children and their morahs, splashing in a sprinkler to slake the summer heat.