The purpose of the study was to investigate differences in writers' abilities to perceive global text organisation in self-, peer- and teacher/researcher-authored essays. Eight student participants were identified as proficient, middle or developing, based on the levels of paragraph subordination, the average number of T-Units and the number of…

Students' inaccurate ideas about what is represented by chemical equations and concepts underlying stoichiometry are well documented; however, there are few classroom-ready instructional solutions to help students build scientifically accurate ideas about these topics central to learning chemistry. An intervention (two inquiry-based activities)…