Create movies out of a series of photos.
Lego men, plasticine, clay or random bits and bobs.
Camera + tripod
First story-board the film, aiming for 30 seconds or so.
Then mount a camera on a tripod.
Arrange the items (lego men/whatever), take a photo.
Slightly move the items, take another photo.
Load all the photos into windows movie player or equivalent and make a video out of them.
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