Only 17 elements on the periodic table are nonmetal elements, yet they make up most of the matter in the Universe, and most of us living things! Many sources define nonmetal elements as elements that are not metals and lack qualities of metals.What that means is that nonmetal elements are elements with relatively low boiling points, that are poor conductors of heat and electricity and that do not readily give up their electrons.nly 17 elements on the periodic table are nonmetal elements, yet they make up most of the matter in the Universe, and most of us living things! Many sources define nonmetal elements as elements that are not metals and lack qualities of metals.
âPeer learningâ is a form of cooperative learning that enhances the value of student-student interaction and results in various advantageous learning outcomes. To realise the benefits of peer learning, teachers must provide âintellectual scaffoldingâ.
The students who had engaged in peer learning scored significantly higher on the QRI (Quality Reading Inventory) test than the students who had not, indicating the effectiveness peer tutoring can have on academic achievement. P eer teaching is not a new concept. It can be traced back to Aristotle s use of archons, or student leaders, and to the letters of Seneca the Younger. It was first organized as a theory by Scotsman Andrew Bell in 1795, and later implemented into French and English schools in the 19 th century.