“…Five studies were found at the primary school level. The studies conducted show that keeping a diary and writing activities in mathematics lessons increase academic achievement (Zeybek & Açıl, 2018;Yıldırım, 2016;Teuscher et al, 2015;Yılmaz, 2015;Eren, 2015;Ünlü, 2015;Aytaş, 2012;Çontay, 2012;Kasa, 2009;Steward, 1992), have a positive influence on attitudes towards mathematics (Küçük, 2019;Guce, 2018;Yıldırım, 2016;Teuscher et al, 2015;Ünlü, 2015;Kasa, 2009;Murcheson, 2010;Atasoy & Atasoy, 2006;Rose;Hasanoğlu & Tektaş, 2002), is effective in improving metacognitive behaviours (Kartalcı, 2018;Ünlü, 2015;Coffey, 2009;Murcheson, 2010;Pugalee, 2004), develops problem-solving and constellation skills (Küçük, 2019;Pilten & Pilten, 2016;Bicer et al, 2013;Wittcop, 2008;Pugalee, 2001), helps reduce math anxiety (Küçük, 2019;Banken, 2015;Emmert, 2015;Park et al, 2014), facilitates learning (Öztürk et al, 2016;Aytaş, 2012;Moore, 2007;Lefler, 2006), is an important tool for identifying learning difficulties (İnan, 2016), has a remarkable effect in identifying misconceptions (Ayyıldız, 2010), is an important tool for discovering individual needs (Banken, 2015), and helps them to un...…”