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Martin Leicht

Opinion | Steve Jobs Was Right: Smartphones and Tablets Killed the P.C. - The New York Times - 6 views

    • Martin Leicht
       
      Would like to know more about "productivity dream machines."
  • they’re productivity dream machines
  • keyboard is better and more durable
  • ...5 more annotations...
  • Among other things, I now research and write just about every column using an iPad (I still compose many first drafts by speaking into my headphones, but I’m an odd duck).
    • Martin Leicht
       
      Speaking a draft into the headphones, wow, talk about visualization of things? Can you see the draft in your head?
  • Jobs declared the iPad to be the future of computing. “PCs are going to be like trucks,”
  • Like a phone, in most scenarios I find the iPad to be faster, more portable and easier to use and maintain than any traditional P.C. I’ve ever owned.
  • The iPad still can’t do everything a laptop can, and I still have to log in to a “real” computer sometimes.
  • the iPad doesn’t work with antiquated work flows that are built for PCs
Chema Falcó

The Dangers of Mixing Student Data and Machine Learning - Teach Better - 19 views

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    Machine learning is very good at prediction but correlation does not equal causation.
jedimind

Life, Death, and Best Elliptical under 500 - Best Elliptical - 1 views

  • Using an elliptical machine provide a total body workout.
Martin Burrett

Keezy - 9 views

  •  
    "Two child-friendly music Apple apps. A sound sampler which record sounds and play them back to make interesting 'music', the other is drum machine. Supply your own earplugs!"
Martin Burrett

Teachers: Is AI Coming to Take Your Job? by @AIConf2018 - 16 views

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    "Artificial Intelligence is a hot topic at the moment, with estimates varying wildly about how many jobs will be replaced by machine learning algorithms. Whatever the outcome, in reality, it is clear that schools will need to change, in order to prepare their students for the resulting impact on society and the skills needed for future employment."
Jason Underwood

Flashcard Machine - Create, Study and Share Online Flash Cards - 53 views

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    I am forwarding you a link for an online flashcard generator that I think may be useful. I like this one because you can:\n* Create your own cards \n* You can use the cards from the existing database\no The cards in the database are categorized by \n Age/grade\n subject\n* You can share cards with the database (and therefore your students)\n* You can practice your cards\no On the computer\no By printing them\no By creating an iPod file\n* You can add pictures\n* You can add audio files\nThere are many flashcard generators out there, but this one is free (for registration) and does everything I need plus, being able to review the cards on the ubiquitous iPod is nifty!\n
Maureen Greenbaum

Sugata Mitra - the professor with his head in the cloud | Education | The Guardian - 16 views

  • “A generation of children has grown up with continuous connectivity to the internet. A few years ago, nobody had a piece of plastic to which they could ask questions and have it answer back. The Greeks spoke of the oracle of Delphi. We’ve created it. People don’t talk to a machine. They talk to a huge collective of people, a kind of hive. Our generation [Mitra is 64] doesn’t see that. We just see a lot of interlinked web pages
  • “Within five years, you will not be able to tell if somebody is consulting the internet or not. The internet will be inside our heads anywhere and at any time. What then will be the value of knowing things? We shall have acquired a new sense. Knowing will have become collective.”
  • if you imagine me and my phone as a single entity, yes. Very soon, asking somebody to read without their phone will be like telling them to read without their glasses.”
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  • Twenty children are asked a “big question” such as “Why do we learn history?”, “Is the universe infinite?”, “Should children ever go to prison?” or “How do bees make honey?” They are then left to find the answers using five computers. The ratio of four children to one computer is deliberate: Mitra insists that the children must collaborate. “There should be chaos, noise, discussion and running about,” he says.
  • . Year 4 children (aged eight to nine) were given questions from GCSE physics and biology papers. After using their Sole computers for 45 minutes, their average test scores on three sets of questions were 25%, 26% and 13%. Three months later – the school having taught nothing on these subjects in the interim – they were tested again, individually and without warning. The scores rose to 57%, 80% and 16% respectively, suggesting the children continued researching the questions in their own time.
  • he says the main benefit of his methods is that children’s self-confidence increases so that they challenge adult perceptions.
  • the propositions that children can benefit from collaborative learning and that banning internet use from exams will get trickier, to the point where it may prove futile. It’s worth remembering that new technologies nearly always deliver less than we expect at first and far more than we expect later on, often in unexpected ways.
Nigel Coutts

Tinkering with Old Technology - The Learner's Way - 27 views

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    As technology evolves and its inner workings increasingly disappear from view, replaced with solid-state parts hidden by glass, aluminium and plastic, our understanding of what makes the world operate is similarly impeded. When machinery from just a few decades ago is viewed a world of moving parts, linkages, cogs and levers is revealed. These mechanical objects contain an inherent beauty and inspire curiosity in ways that modern devices with their pristine surfaces and simplified design language do not. Opportunities to explore devices from the past open our eyes and lead us to new questions of how our devices function, how machines do the jobs we need them to do and how engineers solve problems.
anonymous

The Internet's Dark Ages - The Atlantic - 51 views

  • It’s not a place in any reliable sense of the word. It is not a repository. It is not a library. It is a constantly changing patchwork of perpetual nowness.
  • It’s unstable.
  • “Except when it goes, it really goes,” said Jason Scott, an archivist and historian for the Internet Archive. “It’s gone gone. A piece of paper can burn and you can still kind of get something from it. With a hard drive or a URL, when it’s gone, there is just zero recourse.”
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  • The Internet Archive’s Wayback Machine has a trove of cached web pages going back to 1996.
  • It is not just access to knowledge, but the knowledge itself that’s at stake.
  • Ephemerality is built into the very architecture of the web, which was intended to be a messaging system, not a library.
  • And yet there are no robust mechanisms for libraries and museums to acquire, and thus preserve, digital collections.
  • Vaughan was named a finalist for the Pulitzer Prize in
  • The Internet is now considered a great oracle, a place where information lives and knowledge is stitched together.
Ricardo Pimenta

Internet Archive: Digital Library of Free Books, Movies, Music & Wayback Machine - 102 views

shared by Ricardo Pimenta on 05 Jan 14 - No Cached
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    One of the best learning tool about everything and media history
dabennett7

Remix Culture : Center for Social Innovation (CSI) - 12 views

  • there’s a war raging over what some now are calling a new art form in the emerging Web 2.0 culture—remix
  • remix is collage, a recombination of existing, reference images or music and video clips from popular digital culture, elements of which are mashed up into something new.
    • dabennett7
       
      Does this sound familiar? Common core and even the SBAC assessment are rooted in remix.
  • as long as the remix is significantly altered from the original—should remix be permitted by law
    • dabennett7
       
      How will copryright laws evolve for the 21st century? What skills must our students gradate with to prepare them for a world of Remix vs. Copyrights?
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  • Should remix be outlawed as a violation of an artist’s or photographer’s copyrigh
  • “Remix is literacy in the 21st century,” Lessig said. The chief of Stanford University’s Center for Internet and Society
    • dabennett7
       
      If digital literacy includes remixing, then the skills of citation and attribution are more important than ever.
  • failing to legally protect remixes as original forms of art and expression “will make pirates of our children...We cannot kill this form of expression;
  • Johnson, author of The Invention of Air, a new book about the history of information flows in American and British society, said remix has “deep roots in the Age of Enlightenment and among America’s Founding Fathers.”
    • dabennett7
       
      Remix is not new...  but it is easier and more accessible than ever.  A smartphone alone is a remix machine capable of remixing text, audio, video, images and more.  Then with a click you can publish your remix to the world from anywhere!
  • Where do we think innovation and creativity come from
  • Fairey rounded out the talk, citing remix as one of the early 21st century’s most popular forms of free political expression.
  • Remix is all about making references; references are how you establish a point of view in popular culture, and they are crucial to my work as an artist.”
    • dabennett7
       
      This is what we as educators are all about... We challenge students to make connections, identify themes, clarify or argue a point of view.  We push them to remix everyday. Are we challenging them to respect the ideas they build their learning upon?
Martin Burrett

HTML5 Drum Machine - 46 views

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    A super web-based drum machine which works on most modern devices. Create wonderful music tracks and download as a WAV file.
Steve Kelly

What would an exceptional middle and high school computer science curriculum include? - Quora - 48 views

  • What would an exceptional middle and high school computer science curriculum include?
  • This isn't a complete answer, but one thing the very first introductory classes should require is that the students turn off all their electronic computers and actually learn to walk through  algorithms with a computer that exists only on paper. (Or, I suppose, a whiteboard or a simulator.) This exercise would give the students a grounding in what is going on inside the computer as a very low level.My first computer programming class in my Freshman year of high school was completely on paper. Although it was done because the school didn't have much money, it turned out to be very beneficial.Another class I had in high school, that wouldn't normally be lumped into a Computer Science curriculum but has been a boon to my career, was good old Typing 101.
  • If you followed the CS Unplugged curriculum your students would know more about CS than most CS grads:http://csunplugged.orgIt's a really great intro to basic computer science concepts and very easy for students to understand.  Best of all you don't even need a computer per student if your school doesn't have the budget,
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  • For younger students, I think that the ability to make something professional-looking, like a real grown-up would, is paramount.  Sadly, I think this means that LOGO and BASIC aren't much use any more*.
  • So, we have a few choices.  You can try to write phone apps that look just like real phone apps, design interactive websites that look just like real interactive websites, or do something with embedded systems / robotics.  Avoid the temptation to make these things into group projects; the main thing every student needs to experience is the process of writing code, running it, debugging it, and watching the machine react to every command.
  • It is important to consider what an 11 to 18-year old is familiar with in terms of mathematics and logical thinking. An average 11-year old is probably learning about fractions, simple cartesian geometry, the concept of units, and mathematical expressions. By 15, the average student will be taking algebra, and hopefully will have the all-important concept of variables under his/her belt. So much in CS is dependent on solid understanding that symbols and tokens can represent abstract concepts, values, or algorithms. Without it, it's still possible to teach CS, but it must be done in a very different way (see Scratch).
  • At this point, concepts such as variables, parenthesis matching, and functions (of the mathematical variety) are within easy reach. Concepts like parameter passing, strings and collections, and program flow should be teachable. More advanced concepts such as recursion, references and pointers, certain data structures, and big-O may be very difficult to teach without first going through some more foundational math.
  • I tend to agree strongly with those that believe a foundational education should inspire interest and enforce concepts and critical thinking over teaching any specific language, framework, system, or dogma.
  • The key is that the concepts in CS aren't just there for the hell of it. Everything was motivated by a real problem, and few things are more satisfying than fixing something you really want to work with a cool technique or concept you just learned.
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    Great resource for teachers (especially those of us not initially trained in Computer Science) about what should 'count' as Computer Science.  Worth the read!
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