Teaching is a profession that is considered a rewarding, challenging and complex role. An effective teacher does not simply teach knowledge to their students but instead aims to equip students with the knowledge, skills, understanding, and attitudes that will prepare them for lifelong learning. The constructivist theories developed by Piaget and Vygotsky have had an impact on the way teachers teach and this has changed the approach to teaching to place more importance on the teacher instead of acting as a facilitator of learning in an open and constructivist environment and provide students with the tools to challenge themselves and develop both academically and personally. The education of students in today's classrooms is important for the future as the knowledge, skills and attitudes instilled by teachers will determine the future development of the child and an effective teacher uses their skills to make a positive impact and solidify the foundation for lifelong learning.Teaching TheoryAn understanding of developmental and teaching theorists is an essential characteristic of an effective teacher, as these theories enable the teacher to understand children's development, how they learn, interpret, understand information, and This foundation is used to develop a working knowledge of how to best teach and generate positive learning outcomes. The Western Australian Curriculum Framework's approach to teaching and learning is based on the view of constructivism and the new Australian curriculum incorporates this theory of learning and the theory of constructivism is demonstrated in Mrs Poole's mathematics video lesson (ACARA, 2012; Davies, 2008; Constructivism learning theory is......at the heart of the article ......extracted from http://www.superteacherworksheets.com/geometry/ translation-rotation-reflection-2_TZQTM.pdfTexTeacher. (2008). Transformations2 [PowerPoint Slides]. Retrieved from http://www.proteacher.net/discussions/showpost.php?p=406052Utah Lesson Plans. (2004). It slips, flips and turns. Retrieved from http://www.uen.org/Lessonplan/preview.cgi?LPid=11077Walsh, J. A., & Sattes, B, D. (2005). Quality Questions: Research-based practice to engage every student. London, UK: Sage PublicationsWebb, P. K. (1980). Piaget: Implications for teaching. Theory in Practice, 19(2), 93-97. Retrieved from http://links.jstor.org/sici?sici=0040-5841%28198021%2919%3A2%3C93%3APIFT%3E2.0.CO%3B2-OWhitton, D., Barker, K., Nosworthy, M., Sinclair, C., & Nanlohy, P. (2010). Learning to teach: Teaching to learn. South Melbourne, Victoria: Cengage Learning.