sparks.json

{
   "show_oscilloscope": "true",
   "allow_move_yellow_probe": "true",
   "circuit": [
       {
           "type": "function generator",
           "UID": "source",
           "frequencies": [
               "logarithmic",
               100,
               100000,
               1001
           ],
           "initialFrequency": 400,
           "amplitude": 20
       },
       {
           "type": "resistor",
           "UID": "r1",
           "resistance": "100",
           "connections": "c17,c23",
           "label": "R1"
       },
       {
           "type": "capacitor",
           "UID": "c1",
           "capacitance": "2.0e-07",
           "connections": "b11,b17",
           "label": "C1"
       },
       {
           "type": "wire",
           "connections": "left_negative19,a23"
       },
       {
           "type": "wire",
           "connections": "left_positive8,a11"
       }
   ],
   "pages": [
      // pages and questions here
   ]
}