Lifelong Educator and Learner
I'm Charles. I teach computer science, score AP CSA exams, and help train teachers earning their CS certifications. Everything I wish existed when I was the struggling student — it's here, and it's free.
Presenting at NICE K12
With my students
WeTeach_CS Change Maker Award
A free mini-exam to help you assess your current mastery of TExES 241 concepts.
Jul 22, 2026
Looking back on my K-12 education journey, and giving credit where credit is due.
Jul 6, 2026
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