If you want to stop with keyboard: 1. Click Green Flag. Set stopping to 1 2. Press right arrow 3. Have one external keyboard at start, and this computer at finish. 4. Hold down space until it says GO. Timer will NOT start until you release space. 5. Release space and run to the finish. 6. Press any key to stop timer. If you want to stop with motion: 1. Click Green Flag. Set stopping to 2 2. Position camera, then press right arrow 3. Have one external keyboard at start, and this computer at finish. 4. Hold down space until it says GO. Timer will NOT start until you release space. 5. Release space and run to the finish. 6. When motion is detected, timer will stop. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Credit to @djpro For Text Engine