Season 42.
Season 1.Season 2.Season 3.Season 4.Season 5.Season 6.Season 7.Season 8.Season 9.Season 10.Season 11.Season 12.Season 13.Season 14.Season 15.Season 16.Season 17.Season 18.Season 19.Season 20.Season 21.Season 22.Season 23.Season 24.Season 25.Season 26.Season 27.Season 28.Season 29.Season 30.Season 31.Season 32.Season 33.Season 34.Season 35.Season 36.Season 37.Season 38.Season 39.Season 40.Season 41.Season 42.Season 43.Season 44.Season 45.Season 46.Season 47.Season 48.Season 49.Season 50.Season 51.
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Episode 1.Vaccines Calling the Shots
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Episode 2.Sunken Ship Rescue
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Episode 3.Sinkholes-Buried Alive
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Episode 4.Surviving Ebola
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Episode 5.Ben Franklin's Balloons
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Episode 6.First Air War
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Episode 7.The Great Math Mystery
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Episode 8.Invisible Universe Revealed
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Episode 9.Killer Landslides
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Episode 10.First Man on the Moon
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Episode 11.Big Bang Machine
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Episode 12.Sunken Ship Rescue
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Episode 13.Dawn of Humanity
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Episode 14.Arctic Ghost Ship
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Episode 15.Petra: Lost City of Stone
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Episode 16.Hagia Sophia: Istanbul’s Ancient Mystery
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Episode 17.The Great Math Mystery
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Episode 18.Invisible Universe Revealed
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Episode 19.Nazi Attack on America
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Episode 20.Lethal Seas
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Episode 21.Inside Einstein's Mind
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Episode 22.
Noah's Ark 
The Lord of the Rings: The Return of the King 
Taffy 
Bugs Bunny Builders 
