This document provides an overview of the key topics covered in the EDUC309 course unit 1, which includes the taxonomy of educational objectives in the cognitive, affective, and psychomotor domains. It also discusses educational measurements, including the concepts, needs, and scope of measurement. Specifically, it describes criterion-referenced and norm-referenced measurements and how achievement, skills, and attitudes can be measured. Measurement tools and methods like tests, scales, and observations are explained.