Categorizing organisms as living or nonliving things may seem to be intuitive by nature. Yet, it is regulated by scientific criteria. Students come to school with rules already in place. Their categorizing criteria have already been influenced by their personal experiences, also known as observations and inferences. They believe that all things…

Having taught K-12 students and preservice teachers for almost 20 years, the author knows the problems that arise when students are asked to generate an investigation of their own design. Therefore, she developed some lessons that significantly increased the diversity and quality of the investigations students generated. This article describes…

Informed by research on interpersonal perception, peer relationships, and classroom climate, this study examines predictors of children's agreement with classmates on their classroom social networks. Social network data, peer nominations of positive behavior, and classroom observations were collected from 418 second-grade to fourth-grade children…

Differentiated instruction is a way of teaching, which gives students multiple choices to learn information. Fourth grade teachers at one elementary school were not implementing the differentiated instructional techniques that would help them address the learning needs of their students. The purpose of this project study was to create a teacher…