Answer:
The responsive teaching and learning examples presented below occurred prior to the publication of the NGSS; however, students were nonetheless engaged in efforts called for by performance expectations. Although the goal of these lessons was not intended to help students develop an understanding of specific core ideas in science, nevertheless, the responsive nature of the classroom activity and the context for their explorations encouraged students to explicitly discuss those core ideas. This example highlights content, crosscutting concepts, and practices straddling NGSS clusters via robust discussions among 3rd grade students. Students use ideas that can serve as seeds for full development of the age-appropriate NGSS core ideas involving forces and motion. Another page showcases similar engagement by 2nd grade students.
