Lab Girls lays the groundwork for female scientists Lab Girls held its first virtual meeting last Thursday with presenter Mirka Zapletal, director of education at the McAuliffe-Shepard Discovery Center in Concord. Traditionally held once a week over the course of six weeks in local middle schools, the virtual Lab Girls format is held once a month through June and is open to students in grades 5 through 12. Staff photo by Tim Goodwin— Lab Girls held its first virtual meeting last Thursday with presenter Mirka Zapletal, director of education at the McAuliffe-Shepard Discovery Center in Concord. Traditionally held once a week over the course of six weeks in local middle schools, the virtual Lab Girls format is held once a month through June and is open to students in grades 5 through 12. Staff photo by Tim Goodwin