I’m Lester Lee (he/him/his), and I teach computer science at a high school in NYC. My email is firstname.lastname@example.org – feel free to reach out! I’m always happy to chat about education, and I’m more than willing to elaborate on anything you find below.
Links point to the most recently updated website for the respective course. Materials for non-linked courses can be found on Github.
My most up-to-date materials can be found on Github.
More worksheets can be found on Google Drive.