Skip to main content Currently Reading Some S.F. teachers are ready to go back to the classroom. But they've been too scared to speak up until now FacebookTwitterEmail 1of6 David Moisl greets his West Portal Elementary kindergartners, whom he teaches online from home. He is ready to return to the classroom as soon as all the necessary safety precautions are in place.Lea Suzuki / The ChronicleShow MoreShow Less 2of6 Kevin Robinson, a substitute teacher with San Francisco Unified School District, reads a book by a window in his North Beach home. Robinson, who has worked a total of seven days so far this school year, is hoping to go back to the classroom soon.Stephen Lam / The ChronicleShow MoreShow Less