Place the smiley face in front of their face and follow the arc toward you until the smiley face is near the bed or they stop looking.
Return to the center of their face and move it to the other side of their head.
Judge the speed for moving the smiley face by watching their eyes.
If you lose them, move back to try to regain their attention.
Next Set of Cues
Try for 20 seconds, or if they have stopped following, continue.