This course will look at the fundamentals of modeling in Maya with an emphasis on creating good topology. We'll look at what makes a good model in Maya and why objects are modeled in the way they are.
ya, the video tutorial provided by maya.
i did the bouncing ball, it is basically select an object and press the "S" key to save the state of the selected object. then move to different frame, do some modification on the object and save the state using "S" key