"Digital apps designed to teach young children to read are an increasingly large share of the market, but parents and educators have little to no information about whether and how they work. Produced as part of a collaboration between the Campaign for Grade-Level Reading, the New America Foundation, and the Joan Ganz Cooney Center at Sesame Workshop, this report scans the market of digital products and shares promising practices and programs."
Research in Learning Technology is the journal of the Association for Learning Technology. It aims to raise the profile of research in learning technology, encouraging research that informs good practice and contributes to the development of policy.
Online lessons for those absent or need extra help, also great practice. Amazing site! Seems to have just about anything you would ever want or need to learn in school. The practice section is really great too.