Piazza - The New, Free Way to Q&A for Classrooms #edtech20 #pln | startup in Semantic Web , Social Media , Web 2.0 , Elearning | Scoop.it
Piazza is a free online gathering place where students can ask, answer, and explore 24/7, under the guidance of their instructors. Students as well as instructors can answer questions, fueling a healthy, collaborative discussion.