Cohesion plays an important role in science texts as their comprehension depends much on structural and textual signalling, which demonstrates the organisation of the text, the logical links of ideas, and the intended purpose of the writer. Particularly, research has shown that English learners (ELs) rely more on cohesive markers than their…

Although a broad literature exists concerning the development of conceptual understanding of force and other topics within mechanics, little is known about the role and development of students' talk about the subject. The paper presents an in-depth investigation of students' talk whilst being introduced to the concept of force. The main research…

Students of English as a second language who major in science and technology use English-language textbooks to ensure that they can read English materials upon graduation. Research indicates that teachers spend little time helping these students on the linguistic complexity of such textbooks. Vocabulary, grammar, and article structure are elements…