The purpose of this report was to evaluate the Lalilo software program. This large-scale quasi-experimental study independently conducted by Lehigh University reported that K-1 students in schools using Lalilo increased their early literacy skills at a greater rate than students in similar schools that did not use Lalilo.

This independent quasi-experimental study conducted by WestEd reported that Lalilo had a large significant positive impact on students' oral reading fluency skills. This is an important outcome because fluency is both a critical component of literacy and a strong predictor of later reading success. Effects were particularly strong for students…