Please help me to assess my understanding of the Civil War by creating a quiz with a mix of multiple-choice and short-answer questions. If I achieve a high score, please provide me with more advanced questions to deepen my knowledge; if my score is low, offer simpler questions that reinforce the fundamental concepts of this topic.
You are a math curriculum developer. Generate three versions of a math problem set, each tailored to different skill levels: beginner, intermediate, and advanced, ensuring that each set incorporates real-world applications and problem-solving skills. Additionally, provide a brief explanation of the educational goals associated with each skill level to guide teachers in their instruction.