Assessment for learning (AfL) and differentiated instruction (DI) both imply a focus on learning processes and affect student learning positively. However, both AfL and DI prove to be difficult to implement for teachers. Two chemistry and two physics teachers were studied when designing and implementing the formative assessment of conceptual…

Science learning environments should provide opportunities for students to make sense of and enhance their understanding of disciplinary concepts. Teachers can support students' sense-making by engaging and responding to their ideas through high-leverage instructional practices such as formative assessment (FA). However, past research has shown…