Next generation science standards : for states, by states /
Each Next Generation Science Standard (NGSS) has three aspects: disciplinary core ideas (DCIs) (content), science and engineering practices (SEPs), and crosscutting concepts (CCs). The NGSS concentrate on "a smaller set of DCIs that students should know by the time they graduate from high schoo...
Washington, District of Columbia :
National Academies Press,
- V.1. The standards : arranged by disciplinary core ideas and by topics
- v. 2. Appendixes.