Background/purpose: In modern mathematical education, it is important to develop students' ability to understand the fundamental properties of geometric objects deeply. This makes it relevant to study the additivity of the area of triangles as a property inherent in various kinds of quantities and ways of representing it methodologically in the…

Background/purpose: This study aims to improve students' mathematical critical-numeracy thinking skills by applying the Problem-Based Learning-Autograph model. Materials/methods: This study used a mixed method with a sequential explanatory strategy, and the research design is a one-group pretest-posttest design. The population included students…

Background/purpose: The present quantitative study investigated the effectiveness of utilizing ChatGPT as an instructional tool to enhance the learners' grammatical proficiency. Materials/methods: The study involved 60 Omani intermediate EFL learners randomly divided into three groups with 20 learners. The control group received traditional…