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The disappearance of the dinosaurs at the end of the Cretaceous period posed one of the greatest, long-standing scientific mysteries. This three-act film tells the story of the extraordinary detective work that solved it. Representing a rare instance with which many different scientific disciplines – geology, physics, biology, chemistry, paleontology – contributed to a revolutionary theory, the film is intended for students in all science classes.

One disc with one three-act film, approx. 10-15 min. each; 33 min. total.