<p>The march towards on-line and blended teaching-present before the Covid-19 pandemic-has been accelerated by it, and there is no going back. Students and staff may object, but the economic drive towards "greater productivity" will inevitably result in less face-to-face (f2f) instruction. Therefore, it is incumbent for those delivering this precious, in-person resource to make maximum use of time...which raises the question, "how"?</p><p><br></p><p>The <i>second edition</i> of <b><i>Higher Education Computer Science</i></b><i></i>offers some potential answers. It also addresses other questions, such as "why have f2f teaching at all?" "what is the purpose of f2f?" and "what is the appropriate balance between the two?" The first edition began to offer suggestions for optimising limited opportunities to get together with students. </p><p><br></p><p>Aligned with that, this unique new volume examines how to use the technology available to maximum advantage: For example, resources such as M