How to teach a pet rat to retrieve and drop a ball (7 steps)

Extra information: This trick is much harder to teach than the ones Ive previously done a video for (spinning and walking on back legs), so apologies that the video is so long but it needs to be. You will need a lot of patience for this and may need to spend many training sessions on each step before moving on so that your rat can get used to the task at hand. If you move on too fast you will find that your rat will either ignore the glass altogether or at best put two front feet on it and just stare at the ball as though its impossible. If this happens just drop back a step and work with your rat to make that step more mastered before trying again. Womble here has mastered the trick this far (although Im finding more and more that I can take this trick further and have big plans for the next few steps, so be creative), Whiskey is still a workinprogress and I am using these exact steps so I know the process works. Before each attempt its important to show the rat the treat and the ball br, br,