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  1. Internet and Learning Computers in Education 1 Week 9 Ruth Geer May 99

  2. What is the Internet? • A global network of networks • An environment of software standards • A medium for communication • A major collection of electronic resources • A new environment for social interaction

  3. Data Pathways to the Internet The Internet Telstra / AARnet backbone 2 to 10Mbps PSTN Exchange 34K 128K Access provider Server Modems Internet Service Provider Designed by David Curtis

  4. Brief History of the Internet • Late 1960’s ARPAnet was created • 1985 NSFnet formed • 1990 AARNet established • 1992 WWW born • 1993 Mosiac arrived • Number of users ??

  5. What is the Information Superhighway? • It is what the Internet is expected to become as its carrying capacity is increased

  6. What is it used for? • Sharing and communicating information that is both fast and cost effective. • Recreation, education, academic research, and on-line commerce • Current events (eg Olympics), travelling hints, shopping, etc

  7. Who governs the Internet? • There is no single authority figure. • However there is a body that is responsible for the technical management and direction of the Internet • The Internet Architecture Board is responsible for standards - addresses. • There is a common method of communication known as a protocol (TCP/IP)

  8. Internet services • World Wide Web • E-mail • Newsgroups • common interest groups • FTP (File transfer Protocol) • ability to download and transfer information

  9. Further Services • Gopher • information index and retrieval system • Telnet • allows access to another computer system • IRC (Internet Relay Chat) • MUDS & MOOS • multi-user simulation environment • Video-conferencing

  10. As a learning environment • Construct knowledge • Receive knowledge • Explore a subject • Interact with experts & peers

  11. A generative model of instruction Various services highlight need to acquire various forms of instruction • create authentic learning tasks • explore information resources • represent new ideas • produce products

  12. Benefits of the Internet • Learning is active • Tailored to individual • Encourages collaboration • Requires development of specialised strategies • Learning is contextual

  13. Growth of the Internet • Increased ease of use • Vast variety of services • Volume of information • Incorporation of media • Communication capabilities • Hypertext linking - non-linear representation

  14. Dialup connections If you want to access the Internet from home you will need the following: • a modem, this is a device that allows you to connect your computer to the telephone • an account with an Internet Service Provider (ISP) • software to “surf” the Net

  15. Internet Service Providers • These are businesses that sell access to the Internet • Prices for access vary • Some examples of service providers are: camtech, ozemail, nexus

  16. Internet cafe • There are a range of these in Adelaide • designed for casual users • buy computer time, price varies

  17. Netiquette • Internet etiquette • shouting • spamming • flamimg • use of appropriate language • respect rights of others

  18. Objectionable material • pornography • hate language • aid to harmful activities • virtual harm

  19. Safety • Don’t divulge personal information • Acceptable User Policies • Filtering software • Supervision • Intranets

  20. Accessing information • Type in address • URL (Uniform Resource Locator) • Follow links • Use search engines • Navigate through subject directory • join listserv or newsgroup

  21. What is a search engine? • A database of Internet sites complied by automated computer programs • indexing differs from traditional method • process varies among search engines • variation in content accuracy and ease of use • variation in size and frequency of updating • not all documents indexed on the web

  22. Evaluating information • Purpose and audience • Authority • Scope • Format • Comparison with other material • Acceptance of material

  23. Some interesting sites • Web Sites and resources for teachers http://www.csun.edu/~vceed009/ • K12 lesson Plans http://teams.lacoe.edu/documentation/places/lessons.html • Community learning networks http://www.cln.org/themes_index.html • Apple learning Exchange Curriculum Resources http://henson.austin.apple.com/edres/curric.shtml

  24. More interesting sites • Technology in Schools Program http://www.unimelb.edu.au/tisp/chalkface/ • Kathy Schrock's Guide for Educators http://discoveryschool.com/schrockguide/ • Curriculum, Activities and lesson Plans by Subject http://www.cdepot.net/teachnet/Subdisciplines/index.html • DETE http://www.nexus.edu.au/