First go to import and click open external library and open your ball as shown before before and drag it to the library window. Now drag it to the first frame and insert key frame to 60 frame. Now insert the ball to the 60th frame. Now click on add motion guide icon and select pencil tool with smooth line and draw a line as showing in the video. Now place the ball exactly at the start point of the line in frame 1 and the end point of the line in frame 60. Now add motion tween in the layer and set the clock wise motion in rotate option with 6 times. Now you can see your jumping ball. You can also add sound to your ball. Click on add layer and import the sound file into you library. Now drag your sound file where ball hits the ground and drag the sound in layer 3 in the key frame where the ball hits. Now copy that frame and paste it in every frame where the ball hits the ground. Now press ctrl + enter to see your changes.