This document provides an overview of key concepts in research methods in education. It defines research as an investigative process of finding reliable solutions to problems through systematic data collection and analysis. The document outlines various classifications of research by purpose (e.g. basic, applied), method (e.g. historical, experimental), and type of evidence used (e.g. qualitative, quantitative). It also discusses important aspects of the research process like identifying problems, stating objectives and questions, and developing hypotheses to guide the study.