Bob Replinger and his daughter Fraya have been developing many themes over the years in their photography, among them: Close-up abstracts, Birds, Ice, Chicago Skyline, and Sunsets, to name a few. Here is a link to our blog where you can look at more thematic work from these two artists.
Basics from an animator: http://zanekohler.com/#news2
Begin by creating a frame by frame animation of a bouncing ball in flash.
Make a heavy and light ball bounce on the same stage: https://www.youtube.com/watch?v=wrgvX2Gf7nk
Make a bouncing flour sack
Create a Mouse trap sequence for your ball to fall through