The materials generally are user friendly. Curriculum uses a broad variety of hands on experiential learning activities. Some reduction of knowledge bases is evident, but the curriculum and its objectives are not hampered by it. Real world issues are addressed. Minor bias toward certain points of view may be inferred, although intent of the authors appears to be toward unbiased content.
Materials are very age appropriate.
Younger participants may have difficulty with the terminology and the complexities of some of the issues presented. Otherwise, well done. Old experience with Lorax had shown evidence of this challenge. Considerable variation in the language level and rigor of the content remains within the text. The material appears to be headed toward satisfying the criteria.