This research focuses on students' 5 hierarchical levels of Ordered Multiple-Choice (OMC) items for their extensive conceptualized understanding in the particulate nature of matter (PNM) chemistry. The basic framework for OMC items is to link students' conceptual understanding levels with possible cognitive responses. Developed as the substantial…

The current study explores students' collaboration and problem solving (CPS) abilities using a human-to-agent (H-A) computer-based collaborative problem solving assessment. Five CPS assessment units with 76 conversation-based items were constructed using the PISA 2015 CPS framework. In the experiment, 53,855 ninth and tenth graders in Taiwan were…

The Ocean Literacy movement began in the U.S. in the early 2000s, and has recently become an international effort. The focus on marine environmental issues and marine education is increasing, and yet it has been difficult to show progress of the ocean literacy movement, in part, because no widely adopted measurement tool exists. The International…