“…Techniques include training programs for preschool children at risk of developing mathematical difficulties (Griffin et al, 1994; Van De Rijt and Van Luit, 1998; Arnold et al, 2002; Wright, 2003) as well as remedial programs for elementary school children (Van Luit and Naglieri, 1999; Dowker, 2001, 2003; Fuchs et al, 2006; Wilson et al, 2006a; Butterworth et al, 2011; Kucian et al, 2011; Lenhard et al, 2011). Programs designed for preschool children mostly focus on building basic-numerical skills, whereas elementary school trainings target a broader range of skills.…”