“…Nevertheless, some particular difficulties in coordinating collaborative face-to-face work have been reported when multiple people share a single personal device (Okdie, Guadagno, Bernieri, Geers, & McLarneyVesotski, 2011). As a result, there has been a growing interest in moving from considering single devices to considering the ecologies of devices needed to support fluid interaction and mutual awareness in face-to-face collaborative work (Haller, Leitner, Seifried, Wallace, Scott, Richter, Brandl, Gokcezade, & Hunter, 2010) and collaborative learning (Dillenbourg & Evans, 2011;Vasiliou, Ioannou, & Zaphiris, 2014). These emerging ecologies often feature interactivity among physical and digital objects and allow users to physically interact with digital surfaces while communicating faceto-face.…”