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Hallam, Pamela R.; Smith, Henry R.; Hite, Julie M.; Hite, Steven J.; Wilcox, Bradley R. – NASSP Bulletin, 2015
Professional learning communities (PLCs) are being recognized as effective in improving teacher collaboration and student achievement. Trust is critical in effectively implementing the PLC model, and the school principal is best positioned to influence school trust levels. Using five facets of trust, this research sought to clarify the impact of…
Descriptors: Communities of Practice, Teacher Collaboration, Trust (Psychology), Teamwork
Lamon, Susan J. – 1990
This paper examines sixth-grade children's thinking related to solving ratio and proportion problems before these children had received any instruction in the domain. It explores unitizing and norming, one of the processes identified by both content analyses (Behr, Harel, Post, & Lesh, 1990); Harel, Behr, Post & Lesh, 1990) and research in…
Descriptors: Coding, Cognitive Development, Cognitive Processes, Computation