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Educational Technology. Teaching and learning with Internet Technologies. S ession 3 . What is the Internet? Brief history, Critical key concepts for teacher-users
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Educational Technology Teaching and learning with Internet Technologies SANKARSINGH,C TECH1001
Session 3 • What is the Internet? Brief history, Critical key concepts for teacher-users • NavigationHow do we access or explore online resources? What are some of the best practices, how do we evaluate the information and the services before us? • CommunicationWhat are the various forms of communication enabled by internet technologies? How do people use them? How can they be used for teaching and learning? • Distance EducationWhat is it? The role of the Internet in DE? • Benefits vs.PitfallsWhat are the challenges of teaching and learning online? How do we respond to them as educators? SANKARSINGH,C TECH1001
Icebreaker SANKARSINGH,C TECH1001
The Internet : Mother of all Networks History What is the Internet? • 1970’s US DOD (Dept of Def) developed 1st version of the Internet: DARPA Network (ARPAnet) • Used for quick communication among researchers in various locations. • 1980 NSF funds high-speed connection among university centers based on the ARPAnet structure • Infrastructure • A network of networks. Internet “between or among networks • Networks connect computers to allow users to share resources and exchange information easily. • A way for people in network sites ALL OVER THE WORLD to communicate with each other as though they were on the same local area network. SANKARSINGH,C TECH1001
Connected in one big network[underwater data cables] SANKARSINGH,C TECH1001
The World Wide Web:An Internet Service What is the World Wide Web • an Internet service that links sites around the world through hypertextdocuments. • subset of the Internet system • refers to the entire “universe” of network-accessible information • has a body of software, set of protocols and conventions • We use a program called a WEB BROWSER to bring up one of these hypertext/media-based documents. • Hypermedia [linked media] allow us to “travel” from site to site. • What browsers do you know of? Which ones do you use? SANKARSINGH,C TECH1001
Navigation Browser Uniform Resource Locator • Gateway to the internet • Software application programme installed on your computer/device to allow you to “surf.” • Internet protocols allow computers to communicate with each other [ regardless of macs, windows, etc.] • An important protocol is HOW WE LIST WEBSITE ADDRESSES • Every website has an address • URLs are Internet addresses SANKARSINGH,C TECH1001
Navigation Web Addresses Activity 1 (7 mins) • http://hypertext transfer protocol • www.world wide web • nationalgeographicname of site • .comdomain designator • Find one website with the following domain designations: • .org (organization) • .gov (government agency) • .tt (country) • .com (business) • .edu (educational) • .net (network) SANKARSINGH,C TECH1001
QR Codes Navigation with mobile technologies Got a smartphone? SANKARSINGH,C TECH1001
Navigation-Organization • Search Engines are programs that help us to locate things: • The address bar in the Google’s Chrome browser features a built-in search engine. Other browsers may follow suit. • Browsers allow us to Bookmark interesting sites that we may wish to re-visit/access more easily. Web services like Diigo also let us do this. SANKARSINGH,C TECH1001
Navigation-Research-Evaluation Research & Evaluation Information located, now what? • Information contained on a website must be evaluated. • RelevancyIs the info related to the prob?Does it contribute to the intention of the search?Does it provide explanation? Examples? Alternative perspectives? • Credibility SANKARSINGH,C TECH1001
Evaluate = Read critically Who provided this information? Does the site author have authority in that field? If the site is published by an organization, do you recognize it? Is it clear when the site was developed and last updated? Is there a bibliography/resource list included? Is the content factual/opinion? Theoretical or evidence-based? Fact or fiction? http://zapatopi.net/treeoctopus/Use the Criteria for Evaluating Website Content in your text (Chap 7) to evaluate the site above. SANKARSINGH,C TECH1001
Communication on the Internet • Email • Listservs/Mailing Listsa small program that automatically sends messages to multiple e-mail addresses on a mailing list • Newsgroupsan Internet-based discussion about a particular topic • Blogs • Wikis • Chatrooms/Instant Messaging • Discussion Forums • Videoconferencing • Social Networking • www.techterms.com [Tech glossary for all your terms] • Examples • Gmail • Wordpress, Blogger • Wikianswers, wikihow • Yahoo Messenger, Windows Live Messenger, AIM chat • Skype, Google Hangout • Facebook, Twitter, LinkedIn, Pinterest SANKARSINGH,C TECH1001
Distance Education (VIDEO) • A mode of delivering instruction, often on an individual basis, to learners who are not present in a traditional setting such as a classroom. • Well over a century old (correspondence, home, independent study) • Technology-mediated distance education? • Can you recognize any aspects of distance education currently in use at your institution? • Separation of teacher & learner • Synchronous or asynchronous • Institutional accreditation • Use of mixed media courseware • http://www.col.org/SiteCollectionDocuments/ODLIntro.pdf • Blended learning? Open learning? SANKARSINGH,C TECH1001
Identify the technologies in the cartoons below SANKARSINGH,C TECH1001
Benefits of various technologies in Education • Preparing the 21st century workforce • Exploring the world beyond textbooks • Accessibility • Individualized instruction • Reporting & analysis • Improving student achievement • Enhancing quality of student work • Special Needs • Benefits to at-risk students SANKARSINGH,C TECH1001
What are some of the characteristics of the technologies that impact teaching and learning + - • Individualizing, organizing, personalizing searches • Language-barrier removed • Sharing, Cooperation Collaboration • Experimentation, scientific inquiry, data collection, student-centered investigation • More? • Limited functionality (free web services, pay for what you use) • Filtering • Firewalls • More? SANKARSINGH,C TECH1001
Utilizing Technologies to enhance the teaching & learning process Screencasts [Screenr, Screen-cast-o-matic] See my screencast of screencasting :-) Podcasts [Garageband(MAC); Audacity (WINDOWS) Webquests [Intro, Task, Process, Evaluation, Conclusion, Credits] [Hands-on/Lab work] SANKARSINGH,C TECH1001
Next Week: Instructional Software Review this class on Blackboard SANKARSINGH,C TECH1001