Search Results: " discovery american slave ship means descendants | national geographic"
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03:38 Popular
[Official Video] Problem - Pentatonix (Ariana Grande Cover)
3,029 views / 18 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:11 Popular
[Official Video] La La Latch - Pentatonix (Sam Smith/Disclosure/Naughty Boy Mashup)
1,260 views / 2 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:14 Popular
[Official Video] Papaoutai– Pentatonix ft. Lindsey Stirling (Stromae Cover)
1,093 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:10 Popular
[Official Video] Rather Be - Pentatonix (Clean Bandit Cover)
1,171 views / 2 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:10 Popular
[Official Video] White Winter Hymnal - Pentatonix (Fleet Foxes Cover)
1,154 views / 10 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT | BUY WHITE WINTER HYMNAL VIDEO http://smarturl.it/PTXWWHiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | B
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03:46 Popular
[Official Video] Winter Wonderland/Don’t Worry Be Happy - Pentatonix (ft Tori Kelly)
894 views / 3 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "WINTER WONDERLAND/DON'T WORRY BE HAPPY" VIDEO http://smarturl.it/PTXWWiTv BUY PTX VOL III http://smarturl.i
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04:05 Popular
[Official Video] Mary, Did You Know? - Pentatonix
1,354 views / 17 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "MARY, DID YOU KNOW?" VIDEO http://smarturl.it/PTXMDYKiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt
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03:25 Popular
[Official Video] That’s Christmas To Me - Pentatonix
882 views / 1 likes - addedWATCH OUR VLOG to Find Out What Christmas Means to PTX http://smarturl.it/PTXtctmVlog 2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smartu
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03:42 Popular
[Official Video] Silent Night (Live) - Pentatonix
732 views / 3 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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02:21 Popular
[Official Video] Dance of the Sugar Plum Fairy - Pentatonix
1,143 views / 1 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:10 Popular
[Yule Log Audio] Hark! The Herald Angels Sing - Pentatonix
924 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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02:48
[Yule Log Audio] White Winter Hymnal - Pentatonix
653 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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02:17
[Yule Log Audio] Sleigh Ride - Pentatonix
654 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:29
[Yule Log Audio] Winter Wonderland / Don't Worry Be Happy - Pentatonix ft Tori Kelly
687 views / 1 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:03
[Yule Log Audio] That's Christmas to Me - Pentatonix
584 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:24 Popular
[Yule Log Audio] Mary, Did you Know? - Pentatonix
746 views / 2 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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02:08
[Yule Log Audio] Dance of the Sugar Plum Fairy - Pentatonix
574 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:06
[Yule Log Audio] It's the Most Wonderful Time of the Year - Pentatonix
679 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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02:43
[Yule Log Audio] Santa Claus is Coming to Town - Pentatonix
688 views / 1 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:14 Popular
[Yule Log Audio] Silent Night - Pentatonix
724 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:27
[Yule Log Audio] Let it Go - Pentatonix
604 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:04
Pentatonix Holiday Video Guide
598 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:24 Popular
[Yule Log Audio] This Christmas - Pentatonix
778 views / 1 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:42 Popular
[Yule Log Audio] Angels We Have Heard on High - Pentatonix
1,380 views / 2 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:14 Popular
[Yule Log Audio] Carol of the Bells - Pentatonix
867 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:04
[Yule Log Audio] Go Tell It On the Mountain - Pentatonix
569 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:12 Popular
[Yule Log Audio] Little Drummer Boy - Pentatonix
713 views / 4 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:36
[Yule Log Audio] O Come, O Come Emmanuel - Pentatonix
585 views / 1 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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02:26 Popular
[Yule Log Audio] O Holy Night - Pentatonix
721 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:44
[Yule Log Audio] The Christmas Song (Chestnuts Roasting on an Open Fire) - Pentatonix
577 views / 0 likes - added2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:17
Smithsonian National Zoo (webisode)
632 views / 0 likes - addedA brief look at Great Museums' episode featuring the Smithsonian National Zoo and its efforts to save endangered species of our planet, which aired on Public Television in Fall 2008. Click on http://greatmuseums.org for more information.
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03:25 Popular
Great Museums of Havana: Curious about Cuba (webisode)
866 views / 0 likes - addedA preview of Great MuseumsTV's episode featuring the museums of Cuba, including the City of old Havana - a living museum - which aired on public television stations in December 2008. GREAT MUSEUMS OF HAVANA: CURIOUS ABOUT CUBA -- narrated by Mariel Heming
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01:25
The National Racing Museum (webisode)
573 views / 0 likes - addedGreat Museums TV presents a preview clip of The National Museum of Racing and Thoroughbred Hall of Fame, located in Saratoga Springs, NY. This episode aired on public television stations across the nation. Click on http://greatmuseums.org for more informa
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00:43
The National D-Day Museum (webisode)
642 views / 0 likes - addedGreat Museums TV offers a preview of its episode featuring The National D-Day Museum, which aired on public television stations across the nation. This is not the history of World War II, but the story of what it takes to transform a nation of people into
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01:05
Isabella Stewart Gardner Museum (webisode)
627 views / 0 likes - addedGreat Museums TV presents a preview of "The Isabella Stewart Gardner Museum: Collective Vision". This episode aired on national public television stations across the country. A patron with exquisite taste and a zest for life, Isabella Stewart Gardner trav
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01:31 Popular
Baseball Hall of Fame Webisode 1 of 10: Home Base
994 views / 0 likes - addedThe first of 10 GREAT MUSEUMS webisodes featuring The National Baseball Hall of Fame uses footage from the shoot for the original GREAT MUSEUMS public television episode. In 1 1/2 minutes, watch never before seen footage from GREAT MUSEUMS' pilgrimage to
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04:42 Popular
Baseball Hall of Fame 2 of 10: America's Game
830 views / 2 likes - added"America's Game," the second of 10 GREAT MUSEUMS webisodes featuring The National Baseball Hall of Fame, uses footage from the shoot for the original episode "Home Base." Each webisode explores a unique aspect of the legendary museum in Cooperstown, NY wi
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03:44 Popular
Baseball Hall of Fame 3 of 10: Going Pro
725 views / 0 likes - addedThe third installment of 10 webisodes featuring The National Baseball Hall of Fame - produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode, which aired on national public television. For more information, visit h
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05:28
Baseball Hall of Fame 4 of 10: Autumn Glory
606 views / 1 likes - addedThe fourth installment of 10 webisodes featuring The National Baseball Hall of Fame - produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode, which aired on national public television. For more information, visit
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04:45
Baseball Hall of Fame 5 of 10: Sacred Home
602 views / 0 likes - addedThe fifth installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. Each webisode explores a unique
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07:18
Baseball Hall of Fame 6 of 10: Game of Change
645 views / 1 likes - addedThe sixth installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. Each webisode explores a unique
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05:03
Baseball Hall of Fame 7 of 10: Lightning In A Bottle
597 views / 2 likes - addedThe seventh installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. For more information, visit h
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04:31
Baseball Hall of Fame 8 of 10: Swinging In The Seventies
621 views / 0 likes - addedThe eighth installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. For more information, visit ht
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04:30
Baseball Hall of Fame 9 of 10: Diamonds Are Forever
641 views / 0 likes - addedThe ninth installment of 10 webisodes featuring The National Baseball Hall of Fame, produced by Great Museums TV using footage from the shoot for the original GREAT MUSEUMS episode which aired on national public television. For more information, visit htt
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04:09
Baseball Hall of Fame 10 of 10: Connecting the Generations
567 views / 0 likes - addedGREAT MUSEUMS' 10th webisode featuring The Natiional Baseball Hall of Fame and Museum using footage from GREAT MUSEUMS' Home Base, which aired on national public television. Each webisode explores a unique aspect of the legendary museum in Cooperstown, NY
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56:43 Popular
Wild Thing: The Smithsonian National Zoo
959 views / 2 likes - addedAs part of its mission to "advance research and scientific knowledge in conserving wildlife and to teach and inspire people to protect wildlife, natural resources, and habitats," scientists at the National Zoo breed endangered species for the purpose of r
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56:43 Popular
Riches Rivals&Radicals: 100 Years of Museums in America
708 views / 0 likes - addedAmerican is a land of museums. America's museum offer solitude, sanctuary and discovery. They reflect who we were, who we are, and who we hope to be. Visit some of America's museums coast-to-coast. Meet the characters whose fervor fueled the revolution th
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56:43 Popular
Home Base: The National Baseball Hall of Fame and Museum
708 views / 0 likes - addedEstablished in 1936, the Baseball Hall of Fame and Museum in Cooperstown, New York is a wonderful place to explore America's favorite pastime and the great players who make it so popular. Produced for Public Television by Great Museums TV. For more inform
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26:38 Popular
Horse Power: The National Museum of Racing
925 views / 0 likes - addedLearn the history of thoroughbred horse racing at the National Racing Museum and Hall of Fame. Produced for Public Television by Great Museums TV. For more information, visit http://greatmuseums.org.
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27:25 Popular
A Woman's Touch: The National Museum of Women in the Arts
746 views / 0 likes - addedThe National Museum of Women in the Arts in Washington D.C. offers the single most important collection of art by women in the world. The museum provides an astonishing survey of women artists representing every major artistic period from 16th-century Dut
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26:38
Triumph of the Spirit: The National D-Day Museum
671 views / 1 likes - addedNow called The National World War Two Museum, this New Orleans-based museum talks about war in human terms and celebrates the American spirit through the personal stories and artifacts of the American men and women who sacrificed and prevailed in an epic
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26:38 Popular
American Soul: The DuSable Museum of African-American History
895 views / 0 likes - addedFounded in 1961, the DuSable is one of the first African-American museums in the U.S. It follows African-American history from its beginning on the shores of Africa to a celebration of African-American achievements including those of Bessie Coleman, the n
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26:43
Mind Over Matter:The Boston Children's Museum
611 views / 0 likes - addedRummaging through a trunk of old clothes in the Grandparent's Attic display, children are trying on the business of being adults. Play is learning at the Boston Children's Museum (founded 1913), which revolutionized the American museum experience half a c
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01:15
Filming the High Line: Day One
699 views / 0 likes - addedCalled the "Miracle above Manhattan" by National Geographic, the High Line, built on a defunct railroad line in New York City's West Side, is an elevated public park, an historic site, and a cultural center. Enjoy the first of many video blogs from on-loc
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01:59 Popular
At Rock Hall: American Music Masters Week Video Blog #1
961 views / 0 likes - addedShooting for GREAT MUSEUMS' upcoming Rock and Roll Hall of Fame and Museum special began during American Music Masters Week. The 2011 honoree was Aretha Franklin. See the Queen of Soul in this video short, along with Janis Joplin's psychedelic Porsche Cab
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04:33
Great Museums Television: Highlights
573 views / 0 likes - addedGREAT MUSEUMS is an award-winning television series celebrating the museum world—in the U.S. and abroad—created by executive producers Marc Doyle and Chesney Blankenstein Doyle. The series opens the doors of museums to millions of viewers through public t
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04:11
Sesame Street Explores National Parks: Gateway National Recreation Area -- Nests
557 views / 1 likes - addedLearn about nests with Ranger Shalini. Sesame Street Explores National Parks is produced in partnership with the National Park Service and the National Park Foundation. Special thanks to Grand Canyon National Park and Gateway National Recreation Area. Sub
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03:52
Sesame Street Explores National Parks: Gateway National Recreation Area -- Habitats
560 views / 0 likes - addedLearn about habitats with Ranger Shalini. Sesame Street Explores National Parks is produced in partnership with the National Park Service and the National Park Foundation. Special thanks to Grand Canyon National Park and Gateway National Recreation Area.
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03:44
Sesame Street Explores National Parks: Gateway National Recreation Area -- Seasons
601 views / 0 likes - addedLearn about migration with Ranger Shalini. Sesame Street Explores National Parks is produced in partnership with the National Park Service and the National Park Foundation. Special thanks to Grand Canyon National Park and Gateway National Recreation Area.
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05:29
Sesame Street Explores National Parks: Grand Canyon National Park -- Families
581 views / 0 likes - addedLearn about animal families with Ranger Amala. Sesame Street Explores National Parks is produced in partnership with the National Park Service and the National Park Foundation. Special thanks to Grand Canyon National Park and Gateway National Recreation A
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04:43 Popular
Sesame Street Explores National Parks: Grand Canyon National Park -- Habitats
710 views / 1 likes - addedLearn about habitats with Ranger Amala. Sesame Street Explores National Parks is produced in partnership with the National Park Service and the National Park Foundation. Special thanks to Grand Canyon National Park and Gateway National Recreation Area. Su
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04:18
Sesame Street Explores National Parks: Grand Canyon National Park - Seasons
661 views / 2 likes - addedLearn about seasons with Ranger Amala. Sesame Street Explores National Parks is produced in partnership with the National Park Service and the National Park Foundation. Special thanks to Grand Canyon National Park and Gateway National Recreation Area. Sub
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02:19 Popular
Sesame Street: Mi Amiguita Rosita
829 views / 0 likes - addedHere's what being Mexican means to Rosita: she loves to dance, she enjoys playing music, she likes sports, and she loves her amigos. Sing this song with Rosita and celebrate her Mexican heritage! Subscribe to the Sesame Street Channel here: http://www.you
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02:38 Popular
Sesame Street: Romeo Santos and Elmo sing "Quiero Ser Tu Amigo"
983 views / 0 likes - addedWhen you see somebody you'd like to get to know, why not just walk up to them with an hola or hello? Or you could just say "Quiero Ser Tu Amigo." That means "I want to be your friend" Romeo Santos and Elmo sing a song to help you make friends. Try it out
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01:42
Sesame Street: Elmo and Jesse Williams explain Furious
599 views / 0 likes - addedHave you ever been furious? It means to be really really angry. Jesse Williams and Elmo call on their pal Felix the Fly to explain why he's so furious. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=Sesame
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01:25
Sesame Street: South American Drums!
661 views / 0 likes - addedGabriela and her friends are playing instruments from all over South America! See them play the Cajon like they do in Peru, the Brazilian Berimbau, the Colombian Conga, and many more great instruments! Clap your hands and follow the rhythm along with Gabr
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01:36 Popular
Sesame Street: Kim Cattrall and Abby are Fabulous
766 views / 1 likes - addedIf someone calls you fabulous, you better know what it means. Being fabulous themselves, Kim Catrall and Abby can tell you all about this great word. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameSt
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02:34 Popular
Sesame Street: Benjamin Bratt and Elmo translate for a Tiger
774 views / 0 likes - addedTranslate means to change one language to another language. Luckily Benjamin Bratt is fluent in English, Spanish, and Tiger so he could plead with Mr. Tiger to not eat Mr. Cheese. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscri
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01:39
Sesame Street: Anna Kendrick and Elmo Absorb Some Knowledge
691 views / 1 likes - addedThe word absorb means to take in or soak up. What kinds of things do you think will absorb water? A sponge? A high-ply paper towel? What kinds of things absorb milk? Bread? Cake? Cookies? Subscribe to the Sesame Street Channel here: http://www.youtube.com
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01:16
Sesame Street: Elmo Cheers for Billy Gardell
464 views / 0 likes - addedBilly Gardell is H-E-R-E, HERE to tell you about the word C-H-E-E-R, CHEER! Cheer means words of encouragement or congratulations. Cheer someone on today. It could be your mom, your brother, your teacher, or the crossing guard. Cheering tends to make peop
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05:29 Popular
Sesame Street: Absorb (Word on the Street Podcast)
1,051 views / 0 likes - addedThe word on the street is absorb. Murray, Anna Kendrick, Ernie, and some kids on the street are all very excited to teach you what absorb means. Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet
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05:43 Popular
Sesame Street: Imagination (Word of the Day Podcast)
881 views / 0 likes - addedImagination is a beautiful thing. What kinds of things do you imagine? Do you imagine yourself on a rocket ship? riding a unicorn through the clouds? finsihing your homework and going out to play in the street? Watch this podcast and learn what special th
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01:32 Popular
Sesame Street: Count 6 Cheeseburgers
885 views / 0 likes - addedThe chef has received an order. Billy and all his friends would each like a cheeseburger. See, there's Billy, Sam, Tracy, Jimmy, Sally, and Jessica, so that's six burgers. That means six patties, six slices of cheese, and six buns. All together that makes
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05:49 Popular
Sesame Street: Strategy (Word on the Street Podcast)
868 views / 0 likes - addedWhen do you use a strategy? Do you even know what strategy means? OK. A strategy is a plan you make to achieve a goal. For example, say you want to make it to the moon. You'd probably want to figure out a plan of how to get there. Maybe before getting to
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05:42 Popular
Sesame Street: Translate (Word on the Street Podcast)
863 views / 0 likes - addedHave you ever tried having a conversation with a Spanish-speaking lion? It can be hard to understand what he's saying and so in those instances that you find yourself with a Spanish-speaking lion you might ask politely that he translate his words into Eng
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02:09
Sesame Street: Mindy Kaling and Elmo are Very Enthusiastic!
475 views / 0 likes - addedEnthusiastic means you're really excited about something, so yes, Elmo and Mindy Kaling are very enthusiastic. Mindy and Elmo are enthusiastic about dancing and chickens, but, chickens, for the record, are not so enthusiastic about dancing. Instead, they
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01:49
Sesame Street: Quince Song!
619 views / 0 likes - addedQuince! That's Spanish for 15, the greatest number that you've ever seen. Quince is celebrating her quinceañera. That means its her 15th birthday. To celebrate, Mando, Abby, Telly, and Zoe got her 15 of everything! Count along with them! Subscribe to the
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01:48
Sesame Street: Viola Davis and Elmo Throw a Fiesta!
575 views / 0 likes - addedViola Davis and Elmo are playing the game "What does it mean?" Do you know what the word fiesta means? We'll give you some clues. When you're at a fiesta you'll see balloons and confetti and streamers, you'll hear music and people will be dancing and havi
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01:27
Sesame Street: Cookie Monster Eats Galletitas
577 views / 0 likes - addedDo you like galletitas? Do you eat them with milk? Do you like to dunk your galletitas in milk? You say you don't know what galletitas are? Oh! Well you really should find out because galletitas are delicious and can come in the form of chocolate chip, su
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01:44
Sesame Street: Blue Jay Song
699 views / 0 likes - addedOne fine evening, a blue jay had a party. The nest was full and everyone had a good time. When the party came to an end, the robin flew away, and the pigeon hailed a cab, and all the other birdies found their way home until the nest was finally empty. Emp
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02:15
Sesame Street: What is Popular? Elmo and Andy Cohen Decide.
474 views / 0 likes - addedThe world popular means when something is really liked by a lot of people. Can you think of some things that are popular? Pizza is popular, and football is popular, and The Real Houseplants of Atlanta sure is popular. Subscribe to the Sesame Street Channe
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03:30
Sesame Street: Ian McKellen Teaches Cookie Monster to Resist
605 views / 2 likes - addedYou shall not pass! Please resist! The word resist means to control yourself and to stop yourself from doing something you really want to do. That's not a word that Cookie Monster understands. Ian McKellen demonstrates. Subscribe to the Sesame Street Chan
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02:32 Popular
Sesame Street: Count Backwards with Elmo
846 views / 0 likes - addedElmo and Barkley are counting together. Ok, here they go, counting from 10 to 0. Wait a minute, 10 to 0? That means they are counting backwards! Oh boy, how exciting! Count backwards with Elmo and Barkley. Subscribe to the Sesame Street Channel here: http
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01:41
Sesame Street: Terry Crews is an Artist
594 views / 0 likes - addedTerry Crews is a multitalented artist; he paints, he sculpts, he plays the violin, he dances.... Do you know what an artist is? An artist is someone who creates art. Is that your finger painting posted on the family fridge? That means that you are an arti
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01:34
Sesame Street: Nia Long Divides
545 views / 0 likes - addedDivide means to separate things into different groups or sections. Nia Long and Abby Cadabby demonstrate by dividing a group of birds. Can you separate the chickens from the penguins? How many are there of each? Subscribe to the Sesame Street Channel here
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12:16 Popular
USA vs USSR Fight! The Cold War: Crash Course World History #39
1,194 views / 1 likes - addedIn which John Green teaches you about the Cold War, which was occasionally hot, but on average, it was just cool. In the sense of its temperature. It was by no means cool, man. After World War II, there were basically two big geopolitical powers left to d
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13:43 Popular
Latin American Revolutions: Crash Course World History #31
1,181 views / 0 likes - addedIn which John Green talks about the many revolutions of Latin America in the 19th century. At the beginning of the 1800s, Latin America was firmly under the control of Spain and Portugal. The revolutionary zeal that had recently created the United States
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12:35 Popular
Haitian Revolutions: Crash Course World History #30
1,286 views / 1 likes - addedIdeas like liberty, freedom, and self-determination were hot stuff in the late 18th century, as evidenced by our recent revolutionary videos. Although freedom was breaking out all over, many of the societies that were touting these ideas relied on slave l
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11:55 Popular
The French Revolution: Crash Course World History #29
1,434 views / 3 likes - addedIn which John Green examines the French Revolution, and gets into how and why it differed from the American Revolution. Was it the serial authoritarian regimes? The guillotine? The Reign of Terror? All of this and more contributed to the French Revolution
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11:27 Popular
Tea, Taxes, and The American Revolution: Crash Course World History #28
1,363 views / 7 likes - addedIn which John Green teaches you about the American Revolution and the American Revolutionary War, which it turns out were two different things. John goes over the issues and events that precipitated rebellion in Britain's American colonies, and he also ex
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12:20 Popular
The Seven Years War: Crash Course World History #26
1,473 views / 6 likes - addedIn which John teaches you about the Seven Years War, which may have lasted nine years. Or as many as 23. It was a very confusing was. The Seven Years War was a global war, fought on five continents, which is kind of a lot. John focuses on the war as it ha
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11:08 Popular
The Atlantic Slave Trade: Crash Course World History #24
1,022 views / 0 likes - addedIn which John Green teaches you about one of the least funny subjects in history: slavery. John investigates when and where slavery originated, how it changed over the centuries, and how Europeans and colonists in the Americas arrived at the idea that peo
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12:09 Popular
The Columbian Exchange: Crash Course World History #23
1,034 views / 0 likes - addedIn which John Green teaches you about the changes wrought by contact between the Old World and the New. John does this by exploring the totally awesome history book "The Columbian Exchange" by Alfred Cosby, Jr. After Columbus "discovered" the Americas, Eu
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10:38 Popular
Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21
1,167 views / 0 likes - addedIn which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad rap from many mod
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10:12 Popular
Venice and the Ottoman Empire: Crash Course World History #19
859 views / 1 likes - addedIn which John Green discusses the strange and mutually beneficial relationship between a republic, the citystate of Venice, and an Empire, the Ottomans--and how studying history can help you to be a better boyfriend and/or girlfriend. Together, the Ottoma
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11:05 Popular
Population Genetics: When Darwin Met Mendel - Crash Course Biology #18
940 views / 0 likes - addedHank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Crash Course Biology is now available on DVD! http://dft.ba/-8
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10:25 Popular
Speciation: Of Ligers&Men - Crash Course Biology #15
1,495 views / 0 likes - addedHank explains speciation - the evolutionary process by which new biological species arise - in terms of finches, ligers, mules, and dogs. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.c
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11:39 Popular
Slavery, Ghosts, and Beloved: Crash Course Literature 214
736 views / 1 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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11:37 Popular
Race, Class, and Gender in To Kill a Mockingbird: Crash Course Literature 211
726 views / 0 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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12:57 Popular
Don't Reanimate Corpses! Frankenstein Part 1: Crash Course Literature 205
1,033 views / 2 likes - addedIn which John Green teaches you about Mary Shelley's novel, Frankenstein. Sure, you know Frankenstein the cultural phenomenon, but how much do you know about the novel that started it all? You'll learn about the Romantic movement in English lit, of which
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11:43 Popular
Like Pale Gold - The Great Gatsby Part I: Crash Course English Literature #4
753 views / 0 likes - addedIn which John Green explores F. Scott Fitzgerald's novel of the Jazz Age, The Great Gatsby. John introduces you to Nick Carraway, Jay Gatsby, Daisy and Tom Buchanan, and the other characters in the novel, and tries to look beyond the surface story to figu
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12:42 Popular
Of Pentameter&Bear Baiting - Romeo&Juliet Part I: Crash Course English Literature #2
715 views / 0 likes - addedIn which John Green examines Romeo&Juliet by William Shakespeare. John delves into the world of Bill Shakespeare's famous star-crossed lovers and examines what the play is about, its structure, and the context in which it was written. Have you ever wanted
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15:40 Popular
Obamanation: Crash Course US History #47
774 views / 0 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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15:15 Popular
The 1960s in America: Crash Course US History #40
924 views / 0 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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14:23 Popular
World War II Part 2 - The Homefront: Crash Course US History #36
1,481 views / 3 likes - addedCrash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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13:31 Popular
Women's Suffrage: Crash Course US History #31
756 views / 2 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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13:40 Popular
America in World War I: Crash Course US History #30
907 views / 2 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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15:07 Popular
Progressive Presidents: Crash Course US History #29
734 views / 1 likes - addedIn which John Green teaches you about the Progressive Presidents, who are not a super-group of former presidents who create complicated, symphonic, rock soundscapes that transport you into a fantasy fugue state. Although that would be awesome. The preside
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14:04 Popular
American Imperialism: Crash Course US History #28
1,408 views / 0 likes - addedIn which John Green teaches you about Imperialism. In the late 19th century, the great powers of Europe were running around the world obtaining colonial possessions, especially in Africa and Asia. The United States, which as a young country was especially
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12:44 Popular
Westward Expansion: Crash Course US History #24
1,717 views / 5 likes - addedIn which John Green teaches you about the Wild, Wild, West, which as it turns out, wasn't as wild as it seemed in the movies. When we think of the western expansion of the United States in the 19th century, we're conditioned to imagine the loner. The self
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12:32 Popular
The Industrial Economy: Crash Course US History #23
937 views / 0 likes - addedIn which John Green teaches you about the Industrial Economy that arose in the United States after the Civil War. You know how when you're studying history, and you're reading along and everything seems safely in the past, and then BOOM you think, "Man, t
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10:54 Popular
The Civil War Part 2: Crash Course US History #21
1,262 views / 6 likes - addedIn which John Green teaches you how the Civil War played a large part in making the United States the country that it is today. He covers some of the key ways in which Abraham Lincoln influenced the outcome of the war, and how the lack of foreign interven
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05:28 Popular
History of the 4th of July: Crash Course US History Special
832 views / 3 likes - addedIn which John Green teaches you a bit about the 4th of July. In this special short Crash Course, John celebrates American Independence Day by teaching you how the holiday came to be on the 4th of July, and the many ways that Americans celebrate the day. T
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12:47
War&Expansion: Crash Course US History #17
646 views / 0 likes - addedIn which John Green teaches you about the Mexican-American War in the late 1840s, and the expansion of the United States into the western end of North America. In this episode of Crash Course, US territory finally reaches from the Atlantic coast to the Pa
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13:11 Popular
Women in the 19th Century: Crash Course US History #16
1,170 views / 1 likes - addedIn which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a state of flux for
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14:47 Popular
19th Century Reforms: Crash Course US History #15
954 views / 1 likes - addedIn which John Green teaches you about various reform movements in the 19th century United States. From Utopian societies to the Second Great Awakening to the Abolition movement, American society was undergoing great changes in the first half of the 19th c
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14:25 Popular
Slavery - Crash Course US History #13
1,130 views / 5 likes - addedIn which John Green teaches you about America's "peculiar institution," slavery. I wouldn't really call it peculiar. I'd lean more toward horrifying and depressing institution, but nobody asked me. John will talk about what life was like for a slave in th
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14:11 Popular
The Market Revolution: Crash Course US History #12
787 views / 0 likes - addedIn which John Green teaches you about the Market Revolution. In the first half of the 19th century, the way people lived and worked in the United States changed drastically. At play was the classic (if anything in a 30 year old nation can be called classi
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13:19 Popular
Thomas Jefferson&His Democracy: Crash Course US History #10
890 views / 3 likes - addedIn which John Green teaches you about founding father and third president of the United States, Thomas Jefferson. Jefferson is a somewhat controversial figure in American history, largely because he, like pretty much all humans, was a big bundle of contra
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13:57 Popular
Where US Politics Came From: Crash Course US History #9
764 views / 0 likes - addedIn which John Green teaches you where American politicians come from. In the beginning, soon after the US constitution was adopted, politics were pretty non-existent. George Washington was elected president with no opposition, everything was new and excit
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13:04 Popular
The Constitution, the Articles, and Federalism: Crash Course US History #8
1,083 views / 3 likes - addedIn which John Green teaches you about the United States Constitution. During and after the American Revolutionary War, the government of the new country operated under the Articles of Confederation. While these Articles got the young nation through its wa
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12:41 Popular
Who Won the American Revolution?: Crash Course US History #7
1,048 views / 1 likes - addedIn which John Green teaches you about the American Revolution. And the Revolutionary War. I know we've labored the point here, but they weren't the same thing. In any case, John will teach you about the major battles of the war, and discuss the strategies
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12:19 Popular
Taxes&Smuggling - Prelude to Revolution: Crash Course US History #6
830 views / 1 likes - addedIn which John Green teaches you about the roots of the American Revolution. The Revolution did not start on July 4, 1776. The Revolutionary War didn't start on July 4 either. (as you remember, I'm sure, the Revolution and the Revolutionary War are not the
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10:40 Popular
The Seven Years War and the Great Awakening: Crash Course US History #5
35.9k views / 309 likes - addedIn which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot of the gro
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11:38
The Quakers, the Dutch, and the Ladies: Crash Course US History #4
658 views / 2 likes - addedIn which John Green teaches you about some of the colonies that were not in Virginia or Massachussetts. Old New York was once New Amsterdam. Why they changed it, I can say; ENGLISH people just liked it better that way, and when the English took New Amster
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11:20 Popular
The Black Legend, Native Americans, and Spaniards: Crash Course US History #1
934 views / 1 likes - addedIn which John Green kicks off Crash Course US History! Why, you may ask, are we covering US History, and not more World History, or the history of some other country, or the very specific history of your home region? Well, the reasons are many. But, like
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09:03 Popular
Lab Techniques&Safety: Crash Course Chemistry #21
937 views / 0 likes - addedHank takes a break from the desk to bring you to the lab in order to demonstrate some important points about the practical side of chemistry - experimentation in the laboratory. You'll learn what to wear in the lab, how to dispose of chemicals safely, how
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11:26 Popular
Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16
1,292 views / 0 likes - addedWe have learned over the past few weeks that gases have real-life constraints on how they move here in the non-ideal world. As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank
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10:24 Popular
Homunculus - Crash Course Psychology #6
723 views / 0 likes - addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
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11:09
Water and Classical Civilizations: Crash Course World History 222
692 views / 1 likes - addedIn which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i
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13:16 Popular
Charles V and the Holy Roman Empire: Crash Course World History #219
1,097 views / 2 likes - addedGet the new Crash Course World History Character poster here: http://store.dftba.com/products/crashcourse-characters-poster In which John Green teaches you about the Holy Roman Empire by teaching you about Charles V. Charles Hapsburg was the holy Roman Em
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12:04 Popular
The Sun: Crash Course Astronomy #10
803 views / 2 likes - addedPhil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet. This epis
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09:15 Popular
Federalism: Crash Course Government and Politics #4
704 views / 0 likes - addedIn which Craig Benzine teaches you about federalism, or the idea that in the United States, power is divided between the national government and the 50 state governments. Craig will teach you about how federalism has evolved over the history of the US, an
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09:05 Popular
The Bicameral Congress: Crash Course Government and Politics #2
709 views / 0 likes - addedIn which Craig Benzine teaches you about the United States Congress, and why it's bicameral, and what bicameral means. Craig tells you what the Senate and House of Representatives are for, some of the history of the institutions, and reveal to you just ho
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21:10 Popular
Matrix Vector Products
718 views / 0 likes - addedDefining and understanding what it means to take the product of a matrix and a vector More free lessons at: http://www.khanacademy.org/video?v=7Mo4S2wyMg4
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11:19 Popular
Banking 12: Treasuries (government debt)
705 views / 0 likes - addedIntroduction to government debt and treasuries. What it means when we say that Federal Reserve Notes are issued by the Reserve bank but are an obligation of the Government. More free lessons at: http://www.khanacademy.org/video?v=JBWdbzzYbtU
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10:33
Bailout 3: Book value vs. market value
677 views / 0 likes - addedWhat it means when the market value of a stock is different from its book value. More free lessons at: http://www.khanacademy.org/video?v=TUOQZjotyAQ
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10:52
Bailout 2: Book Value
655 views / 0 likes - addedHypothetical bank balance sheet. What book value means. More free lessons at: http://www.khanacademy.org/video?v=YJBqGM29_64
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10:07 Popular
Hypothesis Test for Difference of Means
713 views / 0 likes - addedHypothesis Test for Difference of Means More free lessons at: http://www.khanacademy.org/video?v=N984XGLjQfs
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02:42 Popular
Clarification of Confidence Interval of Difference of Means
732 views / 0 likes - addedClarification of Confidence Interval of Difference of Means More free lessons at: http://www.khanacademy.org/video?v=yQsCMnz9wO8
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15:49 Popular
Confidence Interval of Difference of Means
789 views / 0 likes - addedConfidence Interval of Difference of Means More free lessons at: http://www.khanacademy.org/video?v=hxZ6uooEJOk
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12:18
Difference of Sample Means Distribution
668 views / 0 likes - addedDifference of Sample Means Distribution More free lessons at: http://www.khanacademy.org/video?v=TcIDXqmt74A
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10:18
Geithner 5: A better solution
452 views / 0 likes - addedA better way to solve the "liquidity" and "price discovery" problem. More free lessons at: http://www.khanacademy.org/video?v=kpqSeXpiM6k
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12:48
Nucleophilicity vs. Basicity
512 views / 0 likes - addedNucleophilicity vs. Basicity . The difference between what it means to be a nucleophile and a base More free lessons at: http://www.khanacademy.org/video?v=Mx7KM-k2MMo
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15:27 Popular
American-Chinese Debt Loop
763 views / 0 likes - addedHow the Chinese buying of American debt leads to lower interest rates More free lessons at: http://www.khanacademy.org/video?v=m5xu4r0szaA
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09:56
Challenging Perimeter Problem
558 views / 0 likes - addedPerimeter of rectangle covered by 9 non-overlapping squares. From 200) American Invitational Math Exam More free lessons at: http://www.khanacademy.org/video?v=1uWZNW5PF-s
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03:33
American Call Options
639 views / 0 likes - addedAmerican Call Options More free lessons at: http://www.khanacademy.org/video?v=nnl3x1wo25g
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08:13
Primaries and Caucuses
457 views / 0 likes - addedHow states choose their delegates for the national party conventions (under CC-BY-SA license) More free lessons at: http://www.khanacademy.org/video?v=z_QeYCg4yJ8
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08:42
Introduction to bonds
520 views / 0 likes - addedWhat it means to buy a bond More free lessons at: http://www.khanacademy.org/video?v=Qh-M3_L4xYk
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13:47
What it means to buy a company's stock
508 views / 0 likes - addedWhat it means to buy a company's stock More free lessons at: http://www.khanacademy.org/video?v=98qfFzqDKR8
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