“…PREP was the focus of five studies (Boden & Kirby, 1995;Carlson & Das, 1997, Studies A and B;Das, Mishra, &: Pool, 1995;Papadopoulos, Charalambous, Kanari, & Loizou, 2004). Lamminmaki et al (1997a;1997b), Aro, Ahonen, Tolvanen, Lyytinen, and Todd de Barra (1999), and Mantzicopoulos et al (1992, Study B) also targeted a range of cognitive processes, including spatial and temporal orientation, perceptual skills, language skills, and skill integration, in addition to academic elements such as reading or numerical skills. We assigned a quality rating to this group in the average range (M= 3.83; SD = 0.83).…”