1. Welcome!

2. Who am I? Jim Levin Department of Educational Psychology College of Education My background

3. Who are you? Send me an email –Your name –Your department –Your goals for this class

4. Introduction Course web site: http://www.ed.uiuc.edu/courses/edpsy387/sp00/ http://www.ed.uiuc.edu/courses/edpsy387/sp00/ Plan for the course

5. Plan for EdPsy 387 First part of class meeting a tutorial/presentation/conversation Short break at about 10:00: 5 minutes Lab part of class: a time for you to do what we just talked about, with support from me and the rest of the class

6. Project-oriented course Mini projects Major project

7. Office hours Monday, 10-11am, Room 188N Ed Bldg Electronic office hours: anytime

8. Educational uses of the web: “From surfing to serving” Initially people see the Internet as a vast source of information The web as a distributed hypermedia

9. Hypertext & Hypermedia Our class web page as a hypertextOur class web page What is hypertext? Text that can be read in multiple ways Print hypertexts? Hypermedia: hypertext+graphics+sound+video+animation+etc. = hypertextual multimedia

10. The World-Wide Web A distributed hypermedia Different parts can be on different computers all around the world, with hypertextual links via the Internet

11. Web surfing Web “surfing” –Advantages –Disadvantages

12. Surfing to Serving Web Serving: –Advantages –Disadvantages

13. Education and the web The Global Schoolnet web siteGlobal Schoolnet –Harnessing the Power of the WebHarnessing the Power of the Web

14. Search Engines Databases of web resources Two kinds –Directories (human classified) - Ex: YahooYahoo –Web crawler-based (not human classified) - Ex: ExciteExcite Which to use? –Use whichever ones you find useful –When you don’t find one useful, switch to another

15. Understanding URLs A unique address for each web resource Structure: what + which computer + which file Example: http://www.ed.uiuc.edu/courses/edpsy387/sp00/index.html http://www.ed.uiuc.edu/courses/edpsy387/sp00/index.html What kind of resource: http:// -> Web file Which computer: www.ed.uiuc.edu Which file: courses/edpsy387/sp00/index.html

16. Understanding Computer Names Domain names: used both for computer names in URLs and in email addresses (whatever is the to the right of the @ sign) Like a postal address, but with “.” instead of new line as separator Most general to most specific, right to left

17. Example:www.ed.uiuc.edu From the right: edu -> US higher education institution –com --> US commercial institution –gov --> US federal government –org --> US non-profit –us --> US –mx -> Mexico –au -> Australia –Country code list: http://www.nsrc.org/codes/country-codes.html http://www.nsrc.org/codes/country-codes.html

18. Example:www.ed.uiuc.edu Next to the left: uiuc –University of Illinois, Urbana-Champaign Email example: l-gomez@nwu.edu –Northwestern University

19. Example: www.ed.uiuc.edu computers in the Education Building at UIUC www.beckman.uiuc.edu is a computer at the Beckman Institute

20. Example: www.ed.uiuc.edu www --> a particular computer in Room 10 of the Education Building

21. Sending/saving URLs Have to get the URL exactly right (sometimes case mAtTeRs; no spaces ever) Copy & paste is best Emailing from your web browser –Advantages: can do anywhere –Disadvantages: need to set & then unset email preferences Emailing yourself

22. Using URLs to evaluate web sites Largest level domain:.edu vs..com vs. … Subdomain elements:.ed.uiuc vs..cs.uiuc Directory elements: /students/joe/ vs. /facstaff/chip/ Institutional vs. personal pages: /~jlevin/ vs. /deans/

23. For next week Email me information about yourself Skim through the Global Schoolnet website Search for an exemplary educational website Email me a message with the URL and a short description of an exemplary educational website read the Bruce & Levin paper at http://www.ed.uiuc.edu/facstaff/chip/taxonomy/Bruce & Levin paper http://www.ed.uiuc.edu/facstaff/chip/taxonomy/

24. Lab time Room 10/16 No food or drinks

25. Digital Photo Sign your name when you get your picture taken To be used (if you choose to do so) on your personal web page