The ESA Learning Workbooks contain brief coverage of one or more Achievement Standards in a workbook. They include coverage of a single Achievement Standard or a popular combination such as the externals or all Standards in a workbook. There are notes, examples, illustrations, photos, diagrams, questions and answers, and the books are designed to support classroom work, internals and for end-of-year revision. Level 1-3 titles cover NCEA Level 1-3 Achievement Standards