{
  "title": "Number line addition (1-10) - Grade 1",
  "total_questions": 100,
  "questions": [
    {"id": 1, "difficulty": "easy", "question": "Start at 3 🐸. Jump 2 forward. Where do you land?", "options": {"A": "4", "B": "6", "C": "5", "D": "7"}, "correct_answer": "D"},
    {"id": 2, "difficulty": "easy", "question": "Start at 1 ⭐. Add 4. What number?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "A"},
    {"id": 3, "difficulty": "easy", "question": "On number line: 2 → +3 → ?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "C"},
    {"id": 4, "difficulty": "easy", "question": "Start at 4 🍎. Jump 1 forward. Where?", "options": {"A": "6", "B": "4", "C": "5", "D": "3"}, "correct_answer": "B"},
    {"id": 5, "difficulty": "easy", "question": "From 0, jump 5 steps. Land at?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "A"},
    {"id": 6, "difficulty": "easy", "question": "Start at 3 🚗. Add 2. Result?", "options": {"A": "4", "B": "6", "C": "5", "D": "7"}, "correct_answer": "C"},
    {"id": 7, "difficulty": "easy", "question": "Number line: 1 + 3 = ?", "options": {"A": "3", "B": "5", "C": "4", "D": "2"}, "correct_answer": "B"},
    {"id": 8, "difficulty": "easy", "question": "Start at 2 🏠. Jump 3 forward. Where?", "options": {"A": "4", "B": "6", "C": "5", "D": "7"}, "correct_answer": "D"},
    {"id": 9, "difficulty": "easy", "question": "From 4, add 1. Get?", "options": {"A": "6", "B": "4", "C": "5", "D": "3"}, "correct_answer": "A"},
    {"id": 10, "difficulty": "easy", "question": "Start at 0. Jump 6 steps. Land at?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "C"},
    {"id": 11, "difficulty": "easy", "question": "On number line: 5 → +2 → ?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "B"},
    {"id": 12, "difficulty": "easy", "question": "Start at 3 🌟. Add 3. Result?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "A"},
    {"id": 13, "difficulty": "easy", "question": "From 2, jump 4 forward. Where?", "options": {"A": "5", "B": "7", "C": "6", "D": "8"}, "correct_answer": "D"},
    {"id": 14, "difficulty": "easy", "question": "Number line: 4 + 1 = ?", "options": {"A": "6", "B": "4", "C": "5", "D": "3"}, "correct_answer": "C"},
    {"id": 15, "difficulty": "easy", "question": "Start at 1 🐱. Jump 5 steps. Land?", "options": {"A": "5", "B": "7", "C": "6", "D": "8"}, "correct_answer": "B"},
    {"id": 16, "difficulty": "easy", "question": "From 3, add 4. Get?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "A"},
    {"id": 17, "difficulty": "easy", "question": "Start at 0. Jump 7 steps. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "C"},
    {"id": 18, "difficulty": "easy", "question": "Number line: 2 + 2 = ?", "options": {"A": "3", "B": "5", "C": "4", "D": "2"}, "correct_answer": "D"},
    {"id": 19, "difficulty": "easy", "question": "Start at 4 🎈. Add 2. Result?", "options": {"A": "5", "B": "7", "C": "6", "D": "8"}, "correct_answer": "C"},
    {"id": 20, "difficulty": "easy", "question": "From 5, jump 1 forward. Land at?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "B"},
    
    {"id": 21, "difficulty": "medium", "question": "On number line: Start at 2, jump 3, then jump 2 more. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "C"},
    {"id": 22, "difficulty": "medium", "question": "From 1, jump 2 forward, then 3 more. Final position?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "A"},
    {"id": 23, "difficulty": "medium", "question": "Start at 0. Jump: +3, +2. Where do you land?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "B"},
    {"id": 24, "difficulty": "medium", "question": "Number line: 3 + 2 + 1 = ?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "D"},
    {"id": 25, "difficulty": "medium", "question": "Start at 4 🐻. Jump 1, then 2. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "C"},
    {"id": 26, "difficulty": "medium", "question": "From 2, jump to 5. How many steps jumped?", "options": {"A": "2", "B": "4", "C": "3", "D": "1"}, "correct_answer": "A"},
    {"id": 27, "difficulty": "medium", "question": "Start at 1 🌈. Jump 3, then 2. Final?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "B"},
    {"id": 28, "difficulty": "medium", "question": "Number line: 2 + 3 + 2 = ?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "D"},
    {"id": 29, "difficulty": "medium", "question": "From 0 to 4 is 4 jumps. Add 3 more jumps. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "A"},
    {"id": 30, "difficulty": "medium", "question": "Start at 3 🚂. Jump 2, then 3. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 31, "difficulty": "medium", "question": "From 1 to 6. How many steps?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "B"},
    {"id": 32, "difficulty": "medium", "question": "Start at 0. Jump 4, then 2. Land at?", "options": {"A": "5", "B": "7", "C": "6", "D": "8"}, "correct_answer": "D"},
    {"id": 33, "difficulty": "medium", "question": "Number line: 4 + 1 + 2 = ?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "A"},
    {"id": 34, "difficulty": "medium", "question": "From 2, jump 3 steps, then 1 step. Final?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "C"},
    {"id": 35, "difficulty": "medium", "question": "Start at 5 🍦. Jump 2 back, then 4 forward. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "9"}, "correct_answer": "B"},
    {"id": 36, "difficulty": "medium", "question": "From 3 to 8. How many jumps needed?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "D"},
    {"id": 37, "difficulty": "medium", "question": "Start at 1. Jump 2, jump 3, jump 1. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "C"},
    {"id": 38, "difficulty": "medium", "question": "Number line: 1 + 2 + 3 = ?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "A"},
    {"id": 39, "difficulty": "medium", "question": "From 4, jump to 9. Steps required?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "B"},
    {"id": 40, "difficulty": "medium", "question": "Start at 0. Jump 5, then 3. Final position?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "D"},
    {"id": 41, "difficulty": "medium", "question": "From 2 to 7 is 5 steps. Add 2 more steps. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 42, "difficulty": "medium", "question": "Start at 3 🎯. Jump 4, then 1. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "A"},
    {"id": 43, "difficulty": "medium", "question": "Number line: 2 + 4 + 1 = ?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "B"},
    {"id": 44, "difficulty": "medium", "question": "From 1, jump 3, then 2, then 1. Final?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "D"},
    {"id": 45, "difficulty": "medium", "question": "Start at 6 🌸. Jump 1 back, then 3 forward. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 46, "difficulty": "medium", "question": "From 0 to 3 (3 steps), then to 8. Total steps?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "A"},
    {"id": 47, "difficulty": "medium", "question": "Start at 2. Jump 2, jump 2, jump 2. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "B"},
    {"id": 48, "difficulty": "medium", "question": "Number line: 3 + 3 + 1 = ?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "D"},
    {"id": 49, "difficulty": "medium", "question": "From 5, jump to 10. How many jumps?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "C"},
    {"id": 50, "difficulty": "medium", "question": "Start at 0. Jump 2, jump 3, jump 2. Land at?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "A"},
    {"id": 51, "difficulty": "medium", "question": "From 4 to 6 is 2 steps. Add 3 more steps. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 52, "difficulty": "medium", "question": "Start at 7 🏆. Jump 1 back, then 2 forward. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "B"},
    {"id": 53, "difficulty": "medium", "question": "Number line: 1 + 4 + 2 = ?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "D"},
    {"id": 54, "difficulty": "medium", "question": "From 3, jump 2, then 4. Final position?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "A"},
    {"id": 55, "difficulty": "medium", "question": "Start at 0. Jump 6, jump 1, jump 1. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 56, "difficulty": "medium", "question": "From 2 to 5 (3 steps), then to 9. Total steps?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "B"},
    {"id": 57, "difficulty": "medium", "question": "Start at 4 🎁. Jump 3, then 2. Final?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "D"},
    {"id": 58, "difficulty": "medium", "question": "Number line: 5 + 2 + 1 = ?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "A"},
    {"id": 59, "difficulty": "medium", "question": "From 1, jump 4, jump 2, jump 1. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 60, "difficulty": "medium", "question": "Start at 8 🌙. Jump 1 back, jump 2 back, jump 1 forward. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "B"},
    {"id": 61, "difficulty": "medium", "question": "From 0 to 2 is 2 steps. Add 5 steps. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "D"},
    {"id": 62, "difficulty": "medium", "question": "Start at 3. Jump 3, then 3. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 63, "difficulty": "medium", "question": "Number line: 4 + 2 + 3 = ?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "A"},
    {"id": 64, "difficulty": "medium", "question": "From 5, jump to 8, then to 10. Total jumps?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "B"},
    {"id": 65, "difficulty": "medium", "question": "Start at 1 🌞. Jump 2, jump 4, jump 1. Final?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 66, "difficulty": "medium", "question": "From 3 to 7 is 4 steps. Add 2 steps. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "D"},
    {"id": 67, "difficulty": "medium", "question": "Start at 6 🦋. Jump 2 back, then 3 forward. Where?", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "B"},
    {"id": 68, "difficulty": "medium", "question": "Number line: 2 + 5 + 1 = ?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "A"},
    {"id": 69, "difficulty": "medium", "question": "From 4, jump 3, then 2. Final position?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 70, "difficulty": "medium", "question": "Start at 0. Jump 7, jump 1, jump 1. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "D"},
    {"id": 71, "difficulty": "medium", "question": "From 2 to 6 is 4 steps. Add 3 steps. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "B"},
    {"id": 72, "difficulty": "medium", "question": "Start at 5 🍕. Jump 2, then 3. Where?", "options": {"A": "9", "B": "11", "C": "10", "D": "8"}, "correct_answer": "A"},
    {"id": 73, "difficulty": "medium", "question": "Number line: 3 + 4 + 2 = ?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 74, "difficulty": "medium", "question": "From 1, jump 5, jump 2, jump 1. Final?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "D"},
    {"id": 75, "difficulty": "medium", "question": "Start at 9 🏅. Jump 2 back, jump 1 forward. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "B"},
    {"id": 76, "difficulty": "medium", "question": "From 0 to 4 (4 steps), then to 7. Total steps?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "A"},
    {"id": 77, "difficulty": "medium", "question": "Start at 2. Jump 4, then 2, then 1. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 78, "difficulty": "medium", "question": "Number line: 1 + 3 + 4 = ?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "D"},
    {"id": 79, "difficulty": "medium", "question": "From 6, jump to 10. How many jumps?", "options": {"A": "3", "B": "5", "C": "4", "D": "2"}, "correct_answer": "B"},
    {"id": 80, "difficulty": "medium", "question": "Start at 0. Jump 8, jump 1. Final position?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "A"},

    {"id": 81, "difficulty": "hard", "question": "If you start at 3 and land at 8, how many jumps of size 2?", "options": {"A": "2", "B": "4", "C": "3", "D": "5"}, "correct_answer": "C"},
    {"id": 82, "difficulty": "hard", "question": "Start at A. Jump 3 → land at 5. Find A.", "options": {"A": "1", "B": "3", "C": "2", "D": "4"}, "correct_answer": "D"},
    {"id": 83, "difficulty": "hard", "question": "From 2, jump X to reach 7. X = ?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "A"},
    {"id": 84, "difficulty": "hard", "question": "Start at 4. Jump 2, then jump Y to reach 9. Y = ?", "options": {"A": "2", "B": "4", "C": "3", "D": "5"}, "correct_answer": "C"},
    {"id": 85, "difficulty": "hard", "question": "If 3 jumps of size 2 from 0, where do you land?", "options": {"A": "5", "B": "7", "C": "6", "D": "4"}, "correct_answer": "B"},
    {"id": 86, "difficulty": "hard", "question": "Start at P. Jump 4 → land at 9. P = ?", "options": {"A": "4", "B": "6", "C": "5", "D": "7"}, "correct_answer": "A"},
    {"id": 87, "difficulty": "hard", "question": "From 1 to 6 in 5 jumps of size?", "options": {"A": "2", "B": "1", "C": "3", "D": "4"}, "correct_answer": "D"},
    {"id": 88, "difficulty": "hard", "question": "Start at 5. Jump X to reach 10. X = ?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "C"},
    {"id": 89, "difficulty": "hard", "question": "If 2 jumps of size 3 from 2, final position?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "B"},
    {"id": 90, "difficulty": "hard", "question": "Start at A. Jump 2, then 3 → land at 8. A = ?", "options": {"A": "2", "B": "4", "C": "3", "D": "5"}, "correct_answer": "A"},
    {"id": 91, "difficulty": "hard", "question": "From 0, jump 4 of size 2. Where?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 92, "difficulty": "hard", "question": "Start at 3. Jump X to land at 3+X=8. X=?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "D"},
    {"id": 93, "difficulty": "hard", "question": "If start at 4, need how many jumps of size 1 to reach 9?", "options": {"A": "4", "B": "6", "C": "5", "D": "3"}, "correct_answer": "B"},
    {"id": 94, "difficulty": "hard", "question": "Start at M. Jump 5 → land at 10. M = ?", "options": {"A": "4", "B": "6", "C": "5", "D": "7"}, "correct_answer": "A"},
    {"id": 95, "difficulty": "hard", "question": "From 2, jump 3 of size 2. Final?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 96, "difficulty": "hard", "question": "Start at X. Jump 2 → 4 → jump 3 → 7. X = ?", "options": {"A": "1", "B": "3", "C": "2", "D": "0"}, "correct_answer": "D"},
    {"id": 97, "difficulty": "hard", "question": "If 4 jumps from 1 to reach 9, jump size?", "options": {"A": "1", "B": "3", "C": "2", "D": "4"}, "correct_answer": "C"},
    {"id": 98, "difficulty": "hard", "question": "Start at 0. Jump size 3 taken 3 times. Where?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "B"},
    {"id": 99, "difficulty": "hard", "question": "From P, jump 4 to reach 9. P = ?", "options": {"A": "4", "B": "6", "C": "5", "D": "7"}, "correct_answer": "A"},
    {"id": 100, "difficulty": "hard", "question": "Start at 2. Jump X, then Y to reach 8. If X=3, Y=?", "options": {"A": "2", "B": "4", "C": "3", "D": "5"}, "correct_answer": "C"}
  ]
}