Educational Implication of educational psychology for a teacher is-

Understanding Educational Psychology

• Today’s educational system is highly complex. There is no single learning approach that works for everyone.
• That’s why psychologists working in the field of education are focused on identifying and studying learning methods to better understand how people absorb and retain new information.
• Educational psychologists apply theories of human development to understand individual learning and inform the instructional process.
• While interaction with teachers and students in school settings is an important part of their work, it isn’t the only facet of the job.
• Learning is a lifelong endeavor.
• People don’t only learn at school, they learn at work, in social situations, and even doing simple tasks like household chores or running errands.
• Psychologists working in this subfield examine how people learn in a variety of settings to identify approaches and strategies to make learning more effective. 

​Educational Psychology Promotes Teaching and Learning: 

• Psychologists working in the field of education study how people learn and retain knowledge.
• They apply psychological science to improve the learning process and promote educational success for all students thereby understanding them.

Subsequently, other aspects like applying rules of science in class, solving the school problems, and correcting his/her misconception are secondary. Therefore, the major educational implication of educational psychology for a teacher is understanding the children or students.