I use Kidblog in my math class. I post a question or a writing response and the students reply. It is a free program and easy for my students to maneuver. We link student responses to QR codes and display them in the classroom.
[bpfb_link url=’http://kidblog.org/home/’ title=’Kidblog’ image=”]Kidblog | Safe and simple blogs for your students.[/bpfb_link]