{
  "trajectory_recovery_0": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: zigzag path with 3 correct option(s)",
    "movement_gif": "trajectory_0_movement.gif",
    "options": [
      "traj_pool_1.png",
      "traj_pool_47.png",
      "traj_pool_17.png",
      "traj_pool_19.png",
      "traj_pool_8.png",
      "traj_pool_41.png",
      "traj_pool_56.png",
      "traj_pool_34.png",
      "traj_pool_45.png",
      "traj_pool_45.png",
      "traj_pool_43.png",
      "traj_pool_26.png",
      "traj_pool_57.png",
      "traj_pool_0.png",
      "traj_pool_22.png",
      "traj_pool_2.png"
    ],
    "answer": [
      0,
      13,
      15
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "zigzag",
    "num_correct": 3
  },
  "trajectory_recovery_1": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: circular path with 3 correct option(s)",
    "movement_gif": "trajectory_1_movement.gif",
    "options": [
      "traj_pool_26.png",
      "traj_pool_15.png",
      "traj_pool_7.png",
      "traj_pool_10.png",
      "traj_pool_3.png",
      "traj_pool_5.png",
      "traj_pool_35.png",
      "traj_pool_4.png",
      "traj_pool_27.png",
      "traj_pool_11.png",
      "traj_pool_57.png",
      "traj_pool_47.png",
      "traj_pool_25.png",
      "traj_pool_22.png",
      "traj_pool_31.png",
      "traj_pool_47.png"
    ],
    "answer": [
      4,
      5,
      7
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "circular",
    "num_correct": 3
  },
  "trajectory_recovery_2": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: zigzag path with 3 correct option(s)",
    "movement_gif": "trajectory_2_movement.gif",
    "options": [
      "traj_pool_53.png",
      "traj_pool_56.png",
      "traj_pool_7.png",
      "traj_pool_11.png",
      "traj_pool_44.png",
      "traj_pool_5.png",
      "traj_pool_40.png",
      "traj_pool_38.png",
      "traj_pool_57.png",
      "traj_pool_6.png",
      "traj_pool_8.png",
      "traj_pool_25.png",
      "traj_pool_46.png",
      "traj_pool_18.png",
      "traj_pool_31.png",
      "traj_pool_21.png"
    ],
    "answer": [
      2,
      9,
      10
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "zigzag",
    "num_correct": 3
  },
  "trajectory_recovery_3": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: wave path with 3 correct option(s)",
    "movement_gif": "trajectory_3_movement.gif",
    "options": [
      "traj_pool_8.png",
      "traj_pool_1.png",
      "traj_pool_20.png",
      "traj_pool_52.png",
      "traj_pool_23.png",
      "traj_pool_39.png",
      "traj_pool_21.png",
      "traj_pool_46.png",
      "traj_pool_10.png",
      "traj_pool_4.png",
      "traj_pool_6.png",
      "traj_pool_30.png",
      "traj_pool_6.png",
      "traj_pool_9.png",
      "traj_pool_49.png",
      "traj_pool_11.png"
    ],
    "answer": [
      8,
      13,
      15
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "wave",
    "num_correct": 3
  },
  "trajectory_recovery_4": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: circular path with 3 correct option(s)",
    "movement_gif": "trajectory_4_movement.gif",
    "options": [
      "traj_pool_27.png",
      "traj_pool_51.png",
      "traj_pool_18.png",
      "traj_pool_19.png",
      "traj_pool_50.png",
      "traj_pool_7.png",
      "traj_pool_56.png",
      "traj_pool_18.png",
      "traj_pool_10.png",
      "traj_pool_12.png",
      "traj_pool_13.png",
      "traj_pool_34.png",
      "traj_pool_14.png",
      "traj_pool_29.png",
      "traj_pool_23.png",
      "traj_pool_36.png"
    ],
    "answer": [
      9,
      10,
      12
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "circular",
    "num_correct": 3
  },
  "trajectory_recovery_5": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: cubic path with 3 correct option(s)",
    "movement_gif": "trajectory_5_movement.gif",
    "options": [
      "traj_pool_55.png",
      "traj_pool_46.png",
      "traj_pool_52.png",
      "traj_pool_21.png",
      "traj_pool_19.png",
      "traj_pool_4.png",
      "traj_pool_34.png",
      "traj_pool_50.png",
      "traj_pool_44.png",
      "traj_pool_1.png",
      "traj_pool_6.png",
      "traj_pool_16.png",
      "traj_pool_17.png",
      "traj_pool_57.png",
      "traj_pool_15.png",
      "traj_pool_43.png"
    ],
    "answer": [
      11,
      12,
      14
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "cubic",
    "num_correct": 3
  },
  "trajectory_recovery_6": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: zigzag path with 3 correct option(s)",
    "movement_gif": "trajectory_6_movement.gif",
    "options": [
      "traj_pool_4.png",
      "traj_pool_19.png",
      "traj_pool_36.png",
      "traj_pool_36.png",
      "traj_pool_18.png",
      "traj_pool_20.png",
      "traj_pool_35.png",
      "traj_pool_29.png",
      "traj_pool_22.png",
      "traj_pool_55.png",
      "traj_pool_26.png",
      "traj_pool_38.png",
      "traj_pool_25.png",
      "traj_pool_5.png",
      "traj_pool_10.png",
      "traj_pool_35.png"
    ],
    "answer": [
      1,
      4,
      5
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "zigzag",
    "num_correct": 3
  },
  "trajectory_recovery_7": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: cubic path with 3 correct option(s)",
    "movement_gif": "trajectory_7_movement.gif",
    "options": [
      "traj_pool_48.png",
      "traj_pool_41.png",
      "traj_pool_20.png",
      "traj_pool_4.png",
      "traj_pool_33.png",
      "traj_pool_23.png",
      "traj_pool_27.png",
      "traj_pool_10.png",
      "traj_pool_3.png",
      "traj_pool_21.png",
      "traj_pool_52.png",
      "traj_pool_2.png",
      "traj_pool_38.png",
      "traj_pool_6.png",
      "traj_pool_12.png",
      "traj_pool_22.png"
    ],
    "answer": [
      5,
      9,
      15
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "cubic",
    "num_correct": 3
  },
  "trajectory_recovery_8": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: circular path with 3 correct option(s)",
    "movement_gif": "trajectory_8_movement.gif",
    "options": [
      "traj_pool_25.png",
      "traj_pool_9.png",
      "traj_pool_51.png",
      "traj_pool_24.png",
      "traj_pool_22.png",
      "traj_pool_5.png",
      "traj_pool_2.png",
      "traj_pool_5.png",
      "traj_pool_26.png",
      "traj_pool_22.png",
      "traj_pool_28.png",
      "traj_pool_6.png",
      "traj_pool_10.png",
      "traj_pool_48.png",
      "traj_pool_1.png",
      "traj_pool_9.png"
    ],
    "answer": [
      0,
      3,
      8
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "circular",
    "num_correct": 3
  },
  "trajectory_recovery_9": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: cubic path with 3 correct option(s)",
    "movement_gif": "trajectory_9_movement.gif",
    "options": [
      "traj_pool_16.png",
      "traj_pool_8.png",
      "traj_pool_40.png",
      "traj_pool_28.png",
      "traj_pool_27.png",
      "traj_pool_43.png",
      "traj_pool_45.png",
      "traj_pool_33.png",
      "traj_pool_38.png",
      "traj_pool_52.png",
      "traj_pool_22.png",
      "traj_pool_37.png",
      "traj_pool_1.png",
      "traj_pool_43.png",
      "traj_pool_29.png",
      "traj_pool_19.png"
    ],
    "answer": [
      3,
      4,
      14
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "cubic",
    "num_correct": 3
  },
  "trajectory_recovery_10": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: quadratic path with 3 correct option(s)",
    "movement_gif": "trajectory_10_movement.gif",
    "options": [
      "traj_pool_31.png",
      "traj_pool_59.png",
      "traj_pool_22.png",
      "traj_pool_0.png",
      "traj_pool_56.png",
      "traj_pool_39.png",
      "traj_pool_4.png",
      "traj_pool_38.png",
      "traj_pool_54.png",
      "traj_pool_32.png",
      "traj_pool_26.png",
      "traj_pool_30.png",
      "traj_pool_54.png",
      "traj_pool_48.png",
      "traj_pool_40.png",
      "traj_pool_6.png"
    ],
    "answer": [
      0,
      9,
      11
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "quadratic",
    "num_correct": 3
  },
  "trajectory_recovery_11": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: wave path with 3 correct option(s)",
    "movement_gif": "trajectory_11_movement.gif",
    "options": [
      "traj_pool_44.png",
      "traj_pool_50.png",
      "traj_pool_37.png",
      "traj_pool_26.png",
      "traj_pool_38.png",
      "traj_pool_34.png",
      "traj_pool_46.png",
      "traj_pool_31.png",
      "traj_pool_35.png",
      "traj_pool_4.png",
      "traj_pool_38.png",
      "traj_pool_49.png",
      "traj_pool_19.png",
      "traj_pool_4.png",
      "traj_pool_0.png",
      "traj_pool_33.png"
    ],
    "answer": [
      5,
      8,
      15
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "wave",
    "num_correct": 3
  },
  "trajectory_recovery_12": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: cubic path with 3 correct option(s)",
    "movement_gif": "trajectory_12_movement.gif",
    "options": [
      "traj_pool_18.png",
      "traj_pool_50.png",
      "traj_pool_20.png",
      "traj_pool_33.png",
      "traj_pool_37.png",
      "traj_pool_12.png",
      "traj_pool_36.png",
      "traj_pool_31.png",
      "traj_pool_35.png",
      "traj_pool_49.png",
      "traj_pool_32.png",
      "traj_pool_48.png",
      "traj_pool_18.png",
      "traj_pool_42.png",
      "traj_pool_38.png",
      "traj_pool_8.png"
    ],
    "answer": [
      4,
      6,
      14
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "cubic",
    "num_correct": 3
  },
  "trajectory_recovery_13": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: wave path with 3 correct option(s)",
    "movement_gif": "trajectory_13_movement.gif",
    "options": [
      "traj_pool_40.png",
      "traj_pool_18.png",
      "traj_pool_20.png",
      "traj_pool_35.png",
      "traj_pool_41.png",
      "traj_pool_38.png",
      "traj_pool_26.png",
      "traj_pool_59.png",
      "traj_pool_39.png",
      "traj_pool_33.png",
      "traj_pool_34.png",
      "traj_pool_21.png",
      "traj_pool_46.png",
      "traj_pool_50.png",
      "traj_pool_15.png",
      "traj_pool_47.png"
    ],
    "answer": [
      0,
      4,
      8
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "wave",
    "num_correct": 3
  },
  "trajectory_recovery_14": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: wave path with 3 correct option(s)",
    "movement_gif": "trajectory_14_movement.gif",
    "options": [
      "traj_pool_14.png",
      "traj_pool_24.png",
      "traj_pool_34.png",
      "traj_pool_5.png",
      "traj_pool_43.png",
      "traj_pool_44.png",
      "traj_pool_47.png",
      "traj_pool_1.png",
      "traj_pool_46.png",
      "traj_pool_39.png",
      "traj_pool_19.png",
      "traj_pool_58.png",
      "traj_pool_13.png",
      "traj_pool_42.png",
      "traj_pool_55.png",
      "traj_pool_20.png"
    ],
    "answer": [
      4,
      5,
      13
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "wave",
    "num_correct": 3
  },
  "trajectory_recovery_15": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: wave path with 3 correct option(s)",
    "movement_gif": "trajectory_15_movement.gif",
    "options": [
      "traj_pool_45.png",
      "traj_pool_55.png",
      "traj_pool_28.png",
      "traj_pool_41.png",
      "traj_pool_18.png",
      "traj_pool_47.png",
      "traj_pool_18.png",
      "traj_pool_10.png",
      "traj_pool_46.png",
      "traj_pool_27.png",
      "traj_pool_30.png",
      "traj_pool_15.png",
      "traj_pool_3.png",
      "traj_pool_55.png",
      "traj_pool_2.png",
      "traj_pool_34.png"
    ],
    "answer": [
      0,
      5,
      8
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "wave",
    "num_correct": 3
  },
  "trajectory_recovery_16": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: quadratic path with 3 correct option(s)",
    "movement_gif": "trajectory_16_movement.gif",
    "options": [
      "traj_pool_3.png",
      "traj_pool_52.png",
      "traj_pool_12.png",
      "traj_pool_4.png",
      "traj_pool_2.png",
      "traj_pool_50.png",
      "traj_pool_14.png",
      "traj_pool_48.png",
      "traj_pool_19.png",
      "traj_pool_49.png",
      "traj_pool_40.png",
      "traj_pool_10.png",
      "traj_pool_34.png",
      "traj_pool_16.png",
      "traj_pool_42.png",
      "traj_pool_29.png"
    ],
    "answer": [
      5,
      7,
      9
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "quadratic",
    "num_correct": 3
  },
  "trajectory_recovery_17": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: cubic path with 3 correct option(s)",
    "movement_gif": "trajectory_17_movement.gif",
    "options": [
      "traj_pool_59.png",
      "traj_pool_32.png",
      "traj_pool_29.png",
      "traj_pool_53.png",
      "traj_pool_8.png",
      "traj_pool_6.png",
      "traj_pool_15.png",
      "traj_pool_44.png",
      "traj_pool_44.png",
      "traj_pool_3.png",
      "traj_pool_52.png",
      "traj_pool_29.png",
      "traj_pool_22.png",
      "traj_pool_27.png",
      "traj_pool_33.png",
      "traj_pool_51.png"
    ],
    "answer": [
      3,
      10,
      15
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "cubic",
    "num_correct": 3
  },
  "trajectory_recovery_18": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: quadratic path with 3 correct option(s)",
    "movement_gif": "trajectory_18_movement.gif",
    "options": [
      "traj_pool_34.png",
      "traj_pool_10.png",
      "traj_pool_20.png",
      "traj_pool_16.png",
      "traj_pool_32.png",
      "traj_pool_56.png",
      "traj_pool_25.png",
      "traj_pool_2.png",
      "traj_pool_41.png",
      "traj_pool_5.png",
      "traj_pool_1.png",
      "traj_pool_1.png",
      "traj_pool_54.png",
      "traj_pool_46.png",
      "traj_pool_58.png",
      "traj_pool_55.png"
    ],
    "answer": [
      5,
      12,
      15
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "quadratic",
    "num_correct": 3
  },
  "trajectory_recovery_19": {
    "prompt": "Watch the ball movement in the animation above, then select ALL trajectories in the grid below that match the ball's path.",
    "description": "Trajectory recovery: wave path with 3 correct option(s)",
    "movement_gif": "trajectory_19_movement.gif",
    "options": [
      "traj_pool_2.png",
      "traj_pool_12.png",
      "traj_pool_37.png",
      "traj_pool_59.png",
      "traj_pool_49.png",
      "traj_pool_25.png",
      "traj_pool_8.png",
      "traj_pool_58.png",
      "traj_pool_40.png",
      "traj_pool_0.png",
      "traj_pool_13.png",
      "traj_pool_57.png",
      "traj_pool_26.png",
      "traj_pool_30.png",
      "traj_pool_47.png",
      "traj_pool_49.png"
    ],
    "answer": [
      3,
      7,
      11
    ],
    "grid_size": [
      4,
      4
    ],
    "difficulty": 5,
    "media_type": "gif+grid",
    "trajectory_type": "wave",
    "num_correct": 3
  }
}