Microlearning, as an informal learning approach, has gained increasing popularity in both the training industry and professional studies disciplines over the last several years. However, despite the rising interest in microlearning, how to design microlearning activities and what microcontent is reasonable for microlearning activities have rarely…

This paper investigates the impact of assignment to the Accelerating Literacy for Adolescents (ALFA) Lab, an additional semester-long class taken during an elective period, on ninth grade student reading achievement, motivation, and frequency. We conducted a regression discontinuity (RD) study where 1,378 students from diverse high schools in four…