Press space key to start or press the start button. I would recommend moving yourself to the point where if you stretch your arms in a T shape, you can see your hands at the edge of the screen. Also, stand in a well lighted area but don't have light facing the camera.
Currently, I have the time set for 1 min. I forgot what the real timer was. If you do, please tell me in the comments. VERY BIG PROJECT (also, can anyone design a better home screen?) #Games #video sensing (I made this for a class assignment) That's it lol