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The aim of the present study was to examine age effects and schooling effects on task persistence. Four- and 5-year-old (N = 12 kindergarten children were observed while working on a persistence task. Since children attend kindergarten for 2 years in Switzerland, age and schooling effects could be examined in a cut-off research design. To examine age effects, task performance was compared between 4- and 5-year-olds, all enrolled in their first kindergarten year. To address schooling effects, performance between 5-year-olds enrol