Teachers' noticing of students' mathematical thinking plays an important role in supporting student learning. Yet little is known about how online professional development (PD)--a growing setting for PD in the USA--can cultivate this noticing. Here, we explore the potential of using two online tools for engaging video to support K-2 teachers'…

School closures because of natural phenomena, such as COVID-19, underscore long-standing gaps in access to science education in the United States of America, particularly for young students. When educators have to pivot to deliver virtual instruction, it is important to identify feasible remote learning strategies for science content across formal…

Autonomous learning materials play a vital role in developing students' autonomy. By providing students with appropriate autonomous learning materials to meet their self-diagnosis learning needs, this can effectively improve students' academic performance. During the COVID-19 pandemic, students' learning changed from offline to online. However, in…