Requires full class access to a mobile device with Internet access
Students may struggle with online learning if they have never been immersed in it before
Lack of physical cues (inflection and body language) (Al-Kathiri, 2014) (Wendt & Rockinson-Szapkiw, 2014, p. 1106)
Teacher resistance, lack of training, budget/resource issues
Low-income students may not have home access
Tendency to use as purely social networking instead of educational
Edmodo mobile can be quite slow
Communication is often asynchronous (though can be used synchronously), which limits communication with delayed feedback which can lead to miscommunication and delayed teacher feedback (Wendt & Rockinson-Szapkiw, 2014, p.1112)
Asynchronous communication can also decrease higher-level responses (Wendt & Rockinson-Szapkiw, 2014, p. 1113)