Influenced by research designed to examine the effects of formative assessment on academic content learning (e.g., math) in mainstream classrooms (Black & Wiliam, 1998; Sadler, 1989; Wiliam, 2011), many second and foreign language assessment (L2) researchers (e.g., Genesee & Upshur, 1996; Leung, 2004; McNamara, 2001; Purpura, 2004; Rea-Dickens, 2008; Shohamy, 1998; Turner, 2012) have highlighte...