This course meets via
web conference. Students must attend and participate at the scheduled meeting time. Open to admitted
Secondary School Program students by petition. Harvard College students: This course is eligible for degree credit, but see
important policy information. Students in this section and section 1 of CHEM S-1ab may interact with one another, for example, in Canvas or class sessions. Accordingly, when students participate in live class sessions, they will do so alongside students in other sections. If students participate in a way that causes them to appear in recordings of the class, those recordings may be shown to students enrolled in other sections of this course.