PBL instruction
While the teachers at RSA received a broad, initial vision of PBL from both Sandra and the district, the teachers did not receive any additional theoretical or implementation frameworks for enacting PBL. This led the teachers to utilize the emergent discussions that occurred during the summer PD as the basis for their individual and collective approach, which they subsequently built upon throughout the year. The teachers developed their own PBL instructional framework in the summer prior to start-up (Fig. 1), which placed themes as the overarching intellectual driver of multi-disciplinary curriculum. Clare articulated an important realization she made early in the school year regarding the role of STEM and the enactment of PBL at RSA: