TY  - BOOK
AU  - National Research Council (U.S.). Committee on a Conceptual Framework for New K-12 Science Education Standards; National Research Council (U.S.).
TI  -  A framework for K-12 science education : practices, crosscutting concepts, and core ideas
SN  - 9780309217422
U1  - 373.5 
PY  - 2012///
CY  - U.S.A
KW  - Education--Science
N1  - part 1: a vision for k-12 science education
part 2: dimensions of the framework
Part 3: realizing  the vision
ER  -