"Of all the requests for recommendations I get, the most common seems to be from parents & teachers looking for book apps for children in 4-6+ grades (ages 10-12+) who are struggling with basic reading skills."
a collection of 1,300 + apps for learning. APPitic is a directory of apps for education by Apple Distinguished Educators (ADEs) to help you transform teaching and learning. These apps have been tested in a variety of different grade levels, instructional strategies and classroom settings.