This study used the data from the 2015 OECD Programme for International Student Assessment (PISA) to examine the relationship between perceived teacher unfairness and science achievement with a three-level hierarchical linear model (HLM) as the analytic approach. Data of 188,104 students from 4895 schools in 52 countries and economies were used…

U.S. national data show that American Indians earn lower math and science scores than other ethnic/racial groups. In the current study, a brief, self-affirmation intervention was aimed at increasing science motivational beliefs in American Indian middle school students (n = 212, M[subscript age] = 12.7 years). Students, each read a biography of a…

Academic self-concept is positively related to individual achievement but negatively related to class- or school-average achievement: the big-fish--little-pond effect (BFLPE). This contrast effect results from social comparison processes. The BFLPE is known to be long-lasting, universal and robust. However, there is little evidence regarding its…