Board on Science Education & Division of Behavioral and Social Sciences and Education 
Introducing the National Science Education Standards, Booklet [PDF ebook] 

Introducing the National Science Education Standards is a booklet that provides an overview and background of the vision and principles of the National Science Education Standards. Each of the six types of standards is described: content, teaching, assessment, professional development, program, and system. Designed for a general audience, Introducing the National Science Education Standards clarifies what the Standards are and responds to typical questions about them. It helps readers determine how the Standards could be useful to them.