Rachel Fahr, left, and Evan Mallon sand the floor of one of the new preschool classrooms in the Family Development Center on Wainscott Avenue. Fahr and Mallon were part of a youth group from the First Baptist Church of Saint Charles in Waldor, Md., who worked on the preschool area this summer. The facility will house 220 Clark County Public preschool students next Friday, Aug. 22
