An Interactive Quiz App to Master Claude Code Practically ClaudeCodeQuiz is a practical learning app designed to help you master Claude operations accurately and efficiently in real-world scenarios. From initial setup and prompt input to slash commands, MCP, and custom command development, it provides a structured quiz-based approach to learning every key feature of Claude. The app features quizzes across three levels—Beginner, Intermediate, and Advanced—covering 16 comprehensive categories. It guides users from just “casual use” to confidently operating Claude with clear intent and understanding. Complex AI tool operations are broken down into clear, practical questions with detailed explanations—building your confidence, one question at a time. A must-have tool for serious Claude users. Key Features: Structured across 3 levels × 16 categories — covering everything from basic setup to advanced command customization Scenario-based multiple-choice quizzes — designed for real-world Claude usage, including slash commands and MCP Retry feature for targeted review — focus on your weak points and improve efficiently Automatic language switching — fully supports both English and Japanese Integrated with Claude itself — to help explain command intentions and contextual usage