Here is another example of my schooling fish and motion detection. It’s going to be used in an interactive kiosk to talk about predators and prey, about the strategies used for protecting themselves, and the ones used to exploit those strategies.
You must have a webcam for this example to work, and it must be enabled, otherwise it might not look right. You can also view a larger version here. If it runs too slow then change the quality settings by right clicking.