Panel 1: The kid holding the switch between thumb and forefinger. Panel 2: The trolley at the intersection, front wheels just past the point of intersection. Panel 3: The kid's hand pulling the switch to activate the tracks switching. Panel 4: The tracks switch, catching the back wheels of the trolley so that the trolley pivots and gets stuck between the two tracks with a "k-chak!" and comes to a stop. Panel 5-6: Blank spacing panels.