“…Some of the evidence that helps to create this causal chain includes an impact analysis, which found significant impact on math scores and a bigger impact in primary and more marginalized schools (Banerjee, Cole, Duflo, & Linden, 2007;Steiner, Baird, Hamilton, & Pane, 2016). Other studies have found very mixed results in terms of student improvement after introducing computer learning, enrollment, and other metrics (Linden, 2008), though a lab looks to be a better choice than handing out laptops (Ravizza, Uitvlugt, & Fenn, 2016). A University of Milan study showed that the biggest benefits to student performance from having computers in schools comes through the teachers' use of them to support their teaching (Argentin, Comi, Gui, Origo, & Pagani, 2015).…”