The AAA is the governing body for Arkansas High School Activities. This site can be a great resource for parents. It contains information such as: The AAA handbook, schedules for all sports, conference alignments, regional and state tournament information, and much more.
Hootens online magazine a site dedicated to high school athletics.
Vype magazine is an online magazine that contains stories and rankings on the national and state level. From the main page, you can select "Arkansas" and get State rankings and stories relating to high school athletes in the state.