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  2. Horace Mann - Wikipedia

    en.wikipedia.org/wiki/Horace_Mann

    Horace Mann was born in Franklin, Massachusetts. [4] His father was a farmer without much money. Mann was the great-grandson of Samuel Man. [5]From age ten to age twenty, he had no more than six weeks' schooling during any year, [6] but he made use of the Franklin Public Library, the first public library in America.

  3. Homework - Wikipedia

    en.wikipedia.org/wiki/Homework

    Homework can take up a large portion of a student's free time and lead to stress, despair, anger, and sleep disorders among children, as well as arguments among families. Homework and its effects, justifications, motivations and alleged benefits have been the subject of sharp criticism among many education experts and researchers.

  4. Karlheinz Brandenburg - Wikipedia

    en.wikipedia.org/wiki/Karlheinz_Brandenburg

    Karlheinz Brandenburg (born 20 June 1954) is a German electrical engineer and mathematician. [1] Together with Ernst Eberlein, Heinz Gerhäuser (former Institutes Director of Fraunhofer IIS), Bernhard Grill, Jürgen Herre and Harald Popp (all Fraunhofer IIS), he developed the widespread MP3 method for audio data compression.

  5. History of PDF - Wikipedia

    en.wikipedia.org/wiki/History_of_PDF

    Documents containing Adobe extended features still carry the PDF base version number 1.7 but also contain an indication of which extension was followed during document creation. [21] PDF documents conforming to ISO 32000-2 carry the PDF version number 2.0, and are known to developers as "PDF 2.0 documents".

  6. Internet Archive - Wikipedia

    en.wikipedia.org/wiki/Internet_Archive

    The Internet Archive is an American non-profit organization founded in 1996 by Brewster Kahle that runs a digital library website, archive.org. [2] [3] [4] It provides free access to collections of digitized media including websites, software applications, music, audiovisual, and print materials. The Archive also advocates a free and open ...

  7. Michael S. Hart - Wikipedia

    en.wikipedia.org/wiki/Michael_S._Hart

    Hart devoted his life after founding PG in 1971 to digitizing and distributing literature from works in the public domain with free and expired copyrights. The first e-books [5] [9] were typed in plain text format [6] [7] and published as text files; other formats were made available later. Hart typed most of the early e-books himself; later ...

  8. Chegg - Wikipedia

    en.wikipedia.org/wiki/Chegg

    It provides homework help, digital and physical textbook rentals, textbooks, online tutoring, and other student services. [2] The company was launched in 2006, and began trading publicly on the New York Stock Exchange in November 2013. As of March 2020, the company reported having 2.9 million subscribers to Chegg Services. [3]

  9. MP3.com - Wikipedia

    en.wikipedia.org/wiki/MP3.com

    MP3.com was a website operated by Paramount Global publishing tabloid-style news items about digital music and artists, songs, services, and technologies. It is better known for its original incarnation as a legal, free music-sharing service, named after the popular music file format MP3, popular with independent musicians for promoting their work.