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Wednesday, March 9, 2022





 1 . 60 second Recap 

60 second Recap is an educational videotape design launched in September 2009 to give 60-alternate videotape summaries and analysis of classic literature. The points are provides one- nanosecond videotape is  narrative on the plot, themes, characters, symbols, motifs, and other aspects of the  books are generally studied in secondary seminaries in North America. 

 A time to after its launch, 60 second of Recap's the  website offered over all 400 vids covering 35 classic erudite  workshop and 60 contemporary are titles. It has also entered further than 4.5 million website are  visits. (1) During it is  alternate of time, 60 second Recap is continued to add to its content the  library, with new 60 second Recap the  videotape" compendiums"of 10-15 individual vids covering the colorful aspects of a work  the similar as the  Beowulf or Hamlet. The website are  presently presents to roughly 800 vids encompassing 42 classic erudite workshop, and over the 250 reviews of the contemporary books of the  implicit interest to the teenagers.

 Classroom acceptance 

60 second are  Recap won acceptance in the  seminaries, still, (1) and preceptors said they are  plant it effective in the sparking of classroom in conversations. (8) 60 second Recap was also cited by the  special education of  preceptors as a pedagogical tool for scholars who have a literacy disabilities that intrude with their on capability to comprehend written material. 

 2 . Academic Earth

Academic Earth is a website launched on March 24, 2009, by Richard Ludlow andco-founders Chris Bruner and Liam Pisano,  which offers free online videotape courses and academic lectures from the world's top most  universities are  similar as U C Berkeley, UCLA, University of the Michigan, University of Oxford, Harvard, MIT, Princeton, Stanford, and Yale.  It's considered a hunt of  machine for full- textbook in  scholarly information, with videotape courses are  covering around 50 primary subject disciplines  ranging from the Trades and Design, Astronomy, Biology, Chemistry, Computer Science, Economics, Engineering, English, Entrepreneurship, History, Humanities, Law, Mathematics, Medicine, Philosophy, Physics, Political Science, Psychology, Religion, and Statistics 

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3.  Coursera

Coursera Inc is a U.S.- grounded the  massive open a online course provider innovated in the 2012  by Stanford University the  computer wisdom professors Andrew Ng and Daphne Koller. (8) Coursera works with universities and other associations to offer online courses, instruments, and degrees in a variety of subjects. In 2021 it was estimated that about 150 universities offered further than courses through Coursera. 


Coursera's earnings rose from$ 184 million in 2019 to$ 294 million in 2020. To date, Coursera has not made a profit. The company lost$ 66 million in 2020 as they ramped up marketing and advertising. 

 For the first quarter in 2021, Coursera reported profit of$88.4 million, up 64 from a time before, with a net loss of$18.7 million, or$13.4 million on anon-GAAP base.  Coursera said consumer profit was$51.9 million, up 61, while enterprise profit was$24.5 million, up 63, and degree programs had profit of$ 12 million, up 81. 

 For the third quarter in 2021, Coursera reported profit of$109.9 million, over 33 from$82.7 million a time ago. Gross profit was$67.7 million or 61.6 of profit. Net loss was$ (32.5) million or (29.5) of profit. 


The incipiency raised an original$ 16 million backing round backed by Kleiner Perkins Caufield & Byers and New Enterprise Associates. In 2013, GSV led the Series B investment, which totaled$ 63 million. In 2015, NEA led the Series C round of adventure backing, which totaled further than$ 60 million. In 2017, the company raised$ 64 million from its being investors in Series D round of backing. In 2019, the company raised$ 103 million in Series E round of backing from the SEEK Group, Future Fund and NEA. The company reached valuation of$ 1 billion in 2019. In July 2020, the company blazoned it had raised$ 130 million in Series F backing and streamlining its valuation to$2.5 billion. 

 Business model 

 In September 2013, it blazoned it had earned$ 1 million in profit through the trade of vindicated instruments that authenticate successful course completion. (21) Coursera first rolled out a series of figure- grounded course options, which included vindicated credentials for completion, in 2013. (22) As of October 2015, the company had raised a aggregate of$146.1 million in adventure capital. 

   4. Crash Course 

Crash Course ( occasionally stylized as Crash Course) is an educational YouTube channel started by John and Hank Green ( inclusively the Green sisters), who first achieved personality on the YouTube platform through their Vlog brothers channel. 

 Crash Course was one of the hundred original channels funded by YouTube's$ 100 million original channel action. The channel launched a exercise on December 2, 2011, and as of January 2021, it has accumulated over 12 million subscribers and1.5 billion videotape views. (4) The channel launched with John and Hank presenting their separate World History and Biology series; the early history of the channel continued the trend of John and Hank presenting humanities and wisdom courses, independently. (5) In November 2014, Hank blazoned a cooperation with PBS Digital Studios, which would allow the channel to produce further courses. As a result, multiple fresh hosts joined the show to increase the number of concurrent series. 


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