Research Summary: Three-Year Longitudinal Study of Lexia Reading Core5

This longitudinal study tracked reading scores of students who used Core5 for three years. Measurements were collected with standardized reading test at six time points – Fall and Spring of kindergarten, first, and second grade. The study also considered a potential summer slide, that is, a decline in academic performance over the summer.

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Product Analysis: Core5 National Progress Report (Summer 2016)

Results show that students made meaningful progress in Core5 during summer school initiatives. Twenty-one percent ended the summer working on skills in or above their grade level. The percent of students working two or more grade levels below their grade was reduced from almost two-thirds (63%) to only a third (33%). 

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