There has been a rapid global expansion of English instruction in the early grades in public school curricula. Particularly in so-called developing countries, the increase of and its shift from exclusively private to public education is linked to the idea that acquiring English promotes personal, social, and economic development. The author takes…

We compared the learning from playing a linear number board game of preschoolers from middle-income backgrounds to the learning of preschoolers from low-income backgrounds. Playing this game produced greater learning by both groups than engaging in other numerical activities for the same amount of time. The benefits were present on number line…

Three-month-old Cameroonian Nso farmer and German middle-class infants were compared regarding learning and retention in a computerized mobile task. Infants achieving a preset learning criterion during reinforcement were tested for immediate and long-term retention measured in terms of an increased response rate after reinforcement and after a…

The relation of social and linguistic input measures to early vocabulary development was examined in 30 low-income African American mother-infant pairs. Observations were conducted when the child was 0 years, 1 month (0;1), 0;4, 0;8, 1;0, 1;6, and 2;0. Maternal input was coded for word types and tokens, contingent responsiveness, and…

In an effort to understand the schooling process, a longitudinal study was conducted of children enrolled in three elementary schools. Children entering first grade in a middle class white school, an integrated lower class school, and an all-black lower class school were followed to the end of third grade. This final report of the study presents…