EdSource contains resources and links about every topic which school administrators must tackle today–from teacher quality to school finance. EdSource is a non-profit consultancy devoted to California education. Really useful data and articulation of the key issues can be found here. Remember you will need to drill down 2-3 levels into a space for details rather than the generalizations, appropriate for lay leaders. Most states have equivalent entities.
A totally free index of Internet resources for the K-12 Community.