“…Researchers, teachers, parents, and children themselves have photographed, videotaped, and transcribed various observations, feelings, experiences, questions and findings, discussions, agreements, forms of learning, needs, and skills to revisit the situations later (see e.g. Carr & Lee, 2012;Clark, 2010;Project Zero, 2001;Rintakorpi, Lipponen, & Reunamo, 2014;Schulz, 2015). If the documents are utilized to study and develop pedagogy, we can speak about PD (Alasuutari, Markström, & Vallberg-Roth, 2014, p. 31;Dahlberg et al, 2007, p. 145;Emilson & Pramling Samuelsson, 2014).…”