Language comprehension is crucial to reading. However, theoretical models and recent research raise questions about what constitutes this multifaceted domain. We present two related studies examining the dimensionality of language comprehension and relations to reading comprehension in the upper elementary grades. Studies 1 (Grade 6; N = 148) and…

Achieve3000 publishes a number of online literacy programs that differentiate lessons and activities based on student performance. Magnolia Consulting--an independent, third party evaluation firm--assessed Achieve3000 Solutions' impact on student learning during the 2014-15 school year. The researchers used a randomized control trial, where…

This study followed a cohort of students from Grade 1 to Grade 11 in one struggling school district that had Reading Recovery (RR) in the Grade 1. The RR program is an intervention given only to students in the Grade 1 who are reading below grade level on the Gates-MacGinitie Reading Assessment. The researched district had a high poverty, high…

After the 1984-85 evaluation of the Special Needs Project in the North York, Ontario Schools, it was decided to extend the standardized achievement testing for the 1985-86 school year. Because of previous test validity problems, testing was continued under more uniform conditions; practice tests were available and the achievement tests were…