Explore Antarctica
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3.1 |
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Explore Europe
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3.1 |
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Explore South America
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3.2 |
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Fish Schools
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2.5 |
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California Gold Rush
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2.8 |
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Dust Bowl
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2.8 |
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Great Depression
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2.9 |
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Industrial Revolution
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2.9 |
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Edinburgh Castle
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2.9 |
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King Ludwig’s Castle
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2.9 |
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Palace of Versailles
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2.9 |
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Windsor Castle
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2.8 |
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Safe Buildings
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Safe Transportation
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The Science Behind Gymnastics
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2.9 |
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Nigeria
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2.7 |
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The Science Behind Volleyball
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2.6 |
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South Africa
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2.8 |
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Spain
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2.9 |
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The Indian-American Journey
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2.9 |
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The Mexican-American Journey
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2.8 |
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The Syrian-American Journey
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2.8 |
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Buckingham Palace
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2.9 |
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Dracula's Castle
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2.9 |
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