“…With regard to learning, factors are often explored at the student, school, and teacher levels. At the student level, obstructive factors are similar to those found for access, such as language (Altinok, 2013), household chores ( Jagero, 2010;Reich et al, 2013), being over age (Hungi et al, 2014), and the number of siblings (Liu et al, 2015). At the school level, school type (Zimmer and Toma, 2000), school management (Wößmann, 2003), the outcome assessment system (Bishop, 1995), class size (Hanushek and Wößmann, 2017), and length of the school day (Bellei, 2009;Orkin, 2013) are factors.…”