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12:34 Psychology Why having fun is the secret to a healthier life - Catherine Price Lesson duration 12:34 2,541,128 Views
05:11 Literature How to write the perfect crime, according to Agatha Christie Lesson duration 05:11 890,738 Views
04:57 Literature How Phillis Wheatley captured the attention of the world Lesson duration 04:57 192,898 Views
05:06 Social Studies The rise and fall of the medieval Islamic Empire Lesson duration 05:06 1,677,188 Views
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05:24 Social Studies The 4 greatest threats to the survival of humanity Lesson duration 05:24 507,033 Views
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05:55 Science & Technology The smallest solution to one of our biggest problems Lesson duration 05:55 481,691 Views
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