AU - Alrihili, Marwa AU - Alrehaili, Ahmed AB - The main purpose of this study is to find out the quality of teacher's impact on students learning. The major outcome of the study is to identify an array of instructional practices, that will yield a demonstrated and teacher quality based on ways that are linked to improvement in the student achievement. In the future, this study will help new teachers and low teachers' ability to realize how to be effective teachers and how to enhance their students' achievements. In addition, in this study, principals, teachers, parents, and students are the participates. Two principals, eight teachers, eight parents who have children in schools and they observe their progress, and ten students in each (4th, 5th, 6th grade). The primary question in the survey was what are the characteristics of an effective teacher? The secondary question was how does educational credentials level impact from one teacher to another? In this study, the validity is increasing to be sure to record data accurately, engage in persistent and prolonged observation, triangulate data sources are the ways to increase the validity. The findings indicate that how the qualities of teacher can impact positively students' achievements in lifelong education. (Author's abstract) http://search.shamaa.org/abstract_en.gif OP - pp. 441-455 T1 - Effective teacher in education [Chapter] UL - http://search.shamaa.org/PDF/Books/Su/BookCh/KECR/ICREELAIE/2021_rihilimj_303094_441-455_eng.pdf Full text (PDF) 1 http://search.shamaa.org/fulltext.gif