Leland M's Enrolled Lessons
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52 minFREEPolitical Science lessonFree20 CQ
Alexander Hamilton, the 'ten dollar founding father,' is more than the toast of Broadway. In fact, he just may be the most influential American in history. A brash genius, Hamilton wasn't much of a politician. He was all about policy. Learn all about Hamilton in today's episode.
Alexander Hamilton, the 'ten dollar founding father,' is more than the toast of Broadway. In fact, he just may be the most influential American in history. A brash genius, Hamilton wasn't much of a politician. He was all about policy. Learn all about Hamilton in today's episode.
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9 minFREEOutdoors lessonFree5 CQ
Too much of the world lacks access to clean drinking water. Engineer Michael Pritchard did something about it -- inventing the portable Lifesaver filter, which can make the most revolting water drinkable in seconds. An amazing demo from TEDGlobal 2009.
with Michael PritchardToo much of the world lacks access to clean drinking water. Engineer Michael Pritchard did something about it -- inventing the portable Lifesaver filter, which can make the most revolting water drinkable in seconds. An amazing demo from TEDGlobal 2009.