Andrew Carol rebuilt a 2000-year-old analog computer out of Legos. It predicts the year, date, and time of future solar and lunar eclipses accurately to within two hours. All using plastic gears. This film explains how it works.

Writer/Director: John Pavlus
Executive Producer: Adam Rutherford
Animator: Misha Klein
Cinematographer: Dan Ackerman
Riggers: Sarah Hall, Lars C. Larsen
Compositing & Rod Removal: Paul Golden
Music: Corey Wills
X-Ray footage ©2005 AMRP
A Small Mammal Production for Digital Science
Published under a Creative Commons-BY-3.0-Unported license

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