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Average speed and Rich Eisen's ineptitude in the 40-yard dash
Lesson duration 01:48
832,970 Views
Some study that I used to know: What do you remember from high school?
Lesson duration 02:49
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Isabel Behncke: Evolution's gift of play, from bonobo apes to humans
Lesson duration 07:02
81,375 Views
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36,173 Views
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Gettysburg College Commencement 2012 - Jacqueline Novogratz
Lesson duration 21:13
17,149 Views
1,263,739 Views
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97,367 Views