Science and engineering practices (SEPs) and crosscutting concepts (CCs) constitute a significant part of "A Framework for K-12 Science Education" (NRC 2012). As teachers, the role of the authors is to highlight the pivotal role that both scientific knowledge and the practices used to generate knowledge play in learning. This article…

Rational number concepts underpin many topics in advanced mathematics and understanding these concepts is a prerequisite for students' success in high-school level courses. Students with rational number misconceptions that are not diagnosed and remediated in the middle grades are likely to encounter difficulty in high-school mathematics courses.…

Introducing a mystery object is an easy strategy to implement and allows teachers to pre-assess students' knowledge about local natural resources. Misconceptions can be noted as teachers record initial inquiries and wonderings on charts. Using the constructivist approach, students can explore and construct their learning as they continue to use…