CHEM 105 follows a "skipping Bohr" approach to electronic structure. Big thanks to Prof. Binyomin Abrams, Alessandra Orazi, and Nadja Jacimovic of Boston University for sharing their videos (herein 3.01 to 3.10) with us! For more information on the skipping Bohr approach, please visit this website.
For a traditional, historical, and Bohr-centric approach to electronic structure, please visit this YouTube playlist.