{
  "title": "Rotational Symmetry - Grade 6 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "A rectangle has rotational symmetry of order ______. 🤔",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "B"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "Which shape has rotational symmetry of order 1? ⭕",
      "options": {
        "A": "Square",
        "B": "Circle",
        "C": "Scalene triangle",
        "D": "Rectangle"
      },
      "correct_answer": "C"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "How many times does a square match itself in one full rotation? 🔄",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "D"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "Which letter has rotational symmetry? 🔠",
      "options": {
        "A": "A",
        "B": "B",
        "C": "K",
        "D": "S"
      },
      "correct_answer": "D"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "Order of rotational symmetry of an equilateral triangle is ______. 📐",
      "options": { "A": "2", "B": "3", "C": "1", "D": "4" },
      "correct_answer": "B"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "Does the letter 'Z' have rotational symmetry? 🤔",
      "options": {
        "A": "Yes",
        "B": "No",
        "C": "Sometimes",
        "D": "Only in capitals"
      },
      "correct_answer": "A"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "A circle has rotational symmetry of order ______. 🔵",
      "options": { "A": "1", "B": "2", "C": "Infinite", "D": "4" },
      "correct_answer": "C"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "Which number from 0-9 has rotational symmetry? 🔢",
      "options": { "A": "1", "B": "7", "C": "8", "D": "5" },
      "correct_answer": "C"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "Order of rotational symmetry of a regular pentagon is ______. ⬟",
      "options": { "A": "5", "B": "4", "C": "3", "D": "2" },
      "correct_answer": "A"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "A shape looks exactly the same in 2 positions during rotation. Its order is? 🔄",
      "options": { "A": "1", "B": "2", "C": "3", "D": "0" },
      "correct_answer": "B"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "Which of these road signs has rotational symmetry? 🚸",
      "options": {
        "A": "Stop sign (octagon)",
        "B": "Yield triangle",
        "C": "Round sign with arrow",
        "D": "Parking sign (P)"
      },
      "correct_answer": "A"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "A shape with order 1 rotational symmetry means it matches only after ______. ↩️",
      "options": {
        "A": "90° turn",
        "B": "180° turn",
        "C": "360° turn",
        "D": "270° turn"
      },
      "correct_answer": "C"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "Does a parallelogram have rotational symmetry? 🔷",
      "options": {
        "A": "No",
        "B": "Yes, order 1",
        "C": "Yes, order 2",
        "D": "Yes, order 4"
      },
      "correct_answer": "C"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "Which shape does NOT have rotational symmetry? ❌",
      "options": {
        "A": "Square",
        "B": "Circle",
        "C": "Isosceles triangle",
        "D": "Regular hexagon"
      },
      "correct_answer": "C"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "The letter 'H' has rotational symmetry of order ______. 🔡",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "A regular octagon’s rotational symmetry order? 🛑",
      "options": { "A": "6", "B": "8", "C": "4", "D": "2" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "Angle of rotation for order 4 symmetry is ______. 📐",
      "options": { "A": "180°", "B": "90°", "C": "60°", "D": "120°" },
      "correct_answer": "B"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "Which shape has the highest order of rotational symmetry? 🏆",
      "options": {
        "A": "Square",
        "B": "Circle",
        "C": "Equilateral triangle",
        "D": "Rectangle"
      },
      "correct_answer": "B"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "The capital letter 'I' has rotational symmetry of order? ✏️",
      "options": { "A": "1", "B": "2", "C": "3", "D": "0" },
      "correct_answer": "B"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "Order of rotational symmetry of a rhombus is? 🔶",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "B"
    },

    {
      "id": 21,
      "difficulty": "medium",
      "question": "If a shape matches itself 5 times in a full turn, its order is? 🔄",
      "options": { "A": "4", "B": "5", "C": "6", "D": "3" },
      "correct_answer": "B"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "A figure has rotational symmetry of order 4. What is its angle of rotation? 📏",
      "options": { "A": "60°", "B": "90°", "C": "45°", "D": "180°" },
      "correct_answer": "B"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "Which shape has both line symmetry and rotational symmetry of order 2? 🔳",
      "options": {
        "A": "Parallelogram",
        "B": "Isosceles triangle",
        "C": "Rectangle",
        "D": "Scalene triangle"
      },
      "correct_answer": "C"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "A figure with rotational symmetry order 3 will match after every ______ rotation. 🔁",
      "options": { "A": "90°", "B": "180°", "C": "120°", "D": "60°" },
      "correct_answer": "C"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "Which capital letter has rotational symmetry of order 2 but no line symmetry? 🆎",
      "options": {
        "A": "N",
        "B": "F",
        "C": "E",
        "D": "L"
      },
      "correct_answer": "A"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "How many positions does a regular hexagon match itself in one full turn? 🍯",
      "options": { "A": "4", "B": "5", "C": "6", "D": "7" },
      "correct_answer": "C"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "Which shape’s rotational symmetry order is NOT equal to number of sides? 🤨",
      "options": {
        "A": "Equilateral triangle",
        "B": "Square",
        "C": "Circle",
        "D": "Regular pentagon"
      },
      "correct_answer": "C"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "Angle of rotation for a shape with order 6 symmetry? 🔽",
      "options": { "A": "45°", "B": "60°", "C": "30°", "D": "90°" },
      "correct_answer": "B"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "The symbol '+' has rotational symmetry of order ______. ➕",
      "options": { "A": "2", "B": "3", "C": "4", "D": "1" },
      "correct_answer": "C"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "Which has rotational symmetry of order more than 1? 🧩",
      "options": {
        "A": "Trapezium (non-isosceles)",
        "B": "Kite",
        "C": "Regular star (☆)",
        "D": "Right triangle"
      },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "Find order of rotational symmetry: A regular polygon with 10 sides. 🔟",
      "options": { "A": "8", "B": "9", "C": "10", "D": "5" },
      "correct_answer": "C"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "A shape has rotational symmetry of order 2. It will match after a rotation of ______. 🔄",
      "options": { "A": "90°", "B": "120°", "C": "180°", "D": "360°" },
      "correct_answer": "C"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "Which object in real life has rotational symmetry? 🚗",
      "options": {
        "A": "Car from side",
        "B": "Bicycle wheel",
        "C": "Book",
        "D": "Tree"
      },
      "correct_answer": "B"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "The letter 'X' has rotational symmetry of order? ❌",
      "options": {
        "A": "1",
        "B": "2",
        "C": "3",
        "D": "4"
      },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "If order is 4, after 270° rotation, will shape match? 🔄",
      "options": { "A": "Yes", "B": "No", "C": "Depends", "D": "Only at 360°" },
      "correct_answer": "A"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "Which polygon’s rotational symmetry order is 3? 🔺",
      "options": {
        "A": "Square",
        "B": "Parallelogram",
        "C": "Regular hexagon",
        "D": "Equilateral triangle"
      },
      "correct_answer": "D"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "A star shape (☆) has rotational symmetry of order? ⭐",
      "options": { "A": "4", "B": "5", "C": "6", "D": "7" },
      "correct_answer": "B"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "If a figure looks identical after 60° rotation, its order is? 🔄",
      "options": { "A": "3", "B": "4", "C": "5", "D": "6" },
      "correct_answer": "D"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "Which has NO rotational symmetry? 🚫",
      "options": {
        "A": "Circle",
        "B": "Square",
        "C": "Scalene triangle",
        "D": "Rectangle"
      },
      "correct_answer": "C"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "How many times does a shape with order 5 symmetry match in 180° turn? 🔁",
      "options": {
        "A": "0",
        "B": "1",
        "C": "2",
        "D": "3"
      },
      "correct_answer": "A"
    },

    {
      "id": 41,
      "difficulty": "hard",
      "question": "A figure has rotational symmetry of order 8. What is the smallest angle it can be rotated to look the same? 🔄",
      "options": { "A": "30°", "B": "45°", "C": "60°", "D": "90°" },
      "correct_answer": "B"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "Which capital letter has both horizontal line symmetry and rotational symmetry? 🔠",
      "options": { "A": "A", "B": "H", "C": "S", "D": "N" },
      "correct_answer": "B"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "A shape with rotational symmetry order 3 but no line symmetry exists. Example? 🤔",
      "options": {
        "A": "Isosceles triangle",
        "B": "Triskele symbol",
        "C": "Rectangle",
        "D": "Regular hexagon"
      },
      "correct_answer": "B"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "Find the order of rotational symmetry for the shape: ✡️ (Star of David)",
      "options": { "A": "2", "B": "3", "C": "6", "D": "12" },
      "correct_answer": "C"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "If a shape matches after rotations of 72°, what is its order? 🔄",
      "options": { "A": "4", "B": "5", "C": "6", "D": "7" },
      "correct_answer": "B"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "Which number has rotational symmetry of order 2? 🔢",
      "options": {
        "A": "1",
        "B": "2",
        "C": "6",
        "D": "8"
      },
      "correct_answer": "D"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "A figure with rotational symmetry order 'n' matches itself at angles: 360°/n. If n=12, angle =? 📐",
      "options": { "A": "20°", "B": "30°", "C": "15°", "D": "12°" },
      "correct_answer": "B"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "Which has rotational symmetry of infinite order but only 2 lines of symmetry? ♾️",
      "options": {
        "A": "Circle",
        "B": "Line",
        "C": "Rectangle",
        "D": "None"
      },
      "correct_answer": "D"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "If a shape has 0 lines of symmetry but order 2 rotational symmetry, which is it? 🔄",
      "options": {
        "A": "Kite",
        "B": "Parallelogram (non-rectangle)",
        "C": "Isosceles triangle",
        "D": "Trapezium"
      },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "Order of rotational symmetry for a regular polygon with 15 sides? 🔺",
      "options": { "A": "10", "B": "15", "C": "30", "D": "5" },
      "correct_answer": "B"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "What is the order of rotational symmetry of the letter 'Z'? 🔠",
      "options": { "A": "1", "B": "2", "C": "0", "D": "4" },
      "correct_answer": "B"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "A shape looks same at 45°, 90°, 135°, 180°, ... rotations. Its order? 🔄",
      "options": { "A": "4", "B": "6", "C": "8", "D": "12" },
      "correct_answer": "C"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "Which traffic sign has rotational symmetry of order 3? 🚦",
      "options": {
        "A": "Stop",
        "B": "Yield",
        "C": "Roundabout",
        "D": "No entry"
      },
      "correct_answer": "B"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "If a polygon’s order of rotational symmetry equals its number of sides, it must be ______. 📏",
      "options": {
        "A": "Regular",
        "B": "Irregular",
        "C": "Convex",
        "D": "Concave"
      },
      "correct_answer": "A"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "Find the order for shape: ⚫ (solid circle with dot at center)",
      "options": { "A": "1", "B": "2", "C": "Infinite", "D": "0" },
      "correct_answer": "C"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "Which letter has rotational symmetry order 2 but not about center? 🔠",
      "options": {
        "A": "H",
        "B": "I",
        "C": "N",
        "D": "None"
      },
      "correct_answer": "D"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "A figure’s rotational symmetry order is 1. Does it have any symmetry? 🤷",
      "options": {
        "A": "Yes",
        "B": "No",
        "C": "Only line symmetry",
        "D": "Only point symmetry"
      },
      "correct_answer": "B"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "The recycling symbol has rotational symmetry of order? ♻️",
      "options": { "A": "2", "B": "3", "C": "4", "D": "6" },
      "correct_answer": "B"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "Angle between matching positions for order 10 symmetry? 🔟",
      "options": { "A": "18°", "B": "36°", "C": "30°", "D": "45°" },
      "correct_answer": "B"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "Which has rotational symmetry but no reflection symmetry? 🔄",
      "options": {
        "A": "Square",
        "B": "Parallelogram (non-rectangle)",
        "C": "Circle",
        "D": "Isosceles triangle"
      },
      "correct_answer": "B"
    }
  ]
}