Follow a concept-by-concept learning path, or choose a challenge and apply what you know. Switch between them any time.
Six units. Twenty-four lessons. Learn, predict, run, debug, and practice each skill before moving on.
Twenty-four reusable questions, sorted alphabetically with topic and difficulty filters.
Switch themes whenever you like. Your choice is saved in this browser and applies to Lessons and Challenges too.
For additional visual inspiration, browse Bootswatch's free themes (including Pulse and Quartz) or Color Hunt palettes. These are references, not plug-and-play options for this custom website.
Run and Check provide practice feedback, not an official score. Drafts remain in this browser. For official credit, use the GitHub submission instructions provided with your lessons or challenges. Secure GitHub login, cloud grading, and the teacher dashboard are planned—not connected yet.