The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

concepts (spatial, causality, temporal, variability, abstraction, uncertainty), and skill sets needed for understanding, such as cognitive skills (systems thinking ... The Education using ...

This document describes a process framework to address the issues in the process undertaken in system-level evaluations of mental health initiatives. System-level evaluation seeks to understand and ...

As students grow, they develop conceptual frameworks to explain their observations of the ... the sun and the other planets in our solar system. Students will distort or ignore new information if it ...