Kart Racing by Ali and Paige

We like to beat the boys on the racetrack. In fact, we call our team "Beat the Boys!" Our races are on different tracks with different conditions, so we have to adjust our karts before each race. The gears are the main thing we change. Each gear has a different number of teeth and each gear changes the way it drives. So the question is: Which gear gives us the best performance? more...