1 / 17

Navigating Educational Technology: Search Engines vs. Directories

Explore the differences between search engines and directories, learn effective search strategies, understand domain extensions, and evaluate website credibility. Discover tools like NoodleTools and explore creating your own search engine. Enhance your online search skills with practical tips and resources.

mura
Télécharger la présentation

Navigating Educational Technology: Search Engines vs. Directories

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. WWW Search Strategies EDTC 3123 Applications of Educational Technology

  2. Search Engines & Directories • What’s the difference? • With an engine, a web crawler does the finding • With a directory, a human indexes • Specialized • http://www.searchengineguide.com/searchengines.html • Kids and Search Strategies • NoodleTools • http://www.noodletools.com/noodlequest • Tekmom • http://www.tekmom.com/search

  3. What’s a blog? • Short for “weblog” • November Learning Communities • http://nlcommunities.com/communities • Mrs. Trudeau’s classroom • http://blog109.org/communities/atrudeau/default.aspx • “The Secret Life of Bees” by Sue Monk Kidd • http://weblogs.hcrhs.k12.nj.us/bees

  4. Using Quotation Marks • Go to http://teoma.com • Search for a phrase • Example: renewable resources • Note the results • Search for the same phrase in quotations • Example: “renewable resources” • Note the differences in the results

  5. Boolean Search Terms OR AND NOT

  6. Who Really Owns a Website? • http://easywhois.com • Try a site: • www.martinlutherking.org • Go to the URL of the group who owns this site

  7. URL Extensions • .org – organization • .com – company • .sch – school (outside of US) • .k12 – most US schools • .edu – US higher ed • .gov – US government • .ac – non-US higher ed • .net – network • .mil – US military • .co – company if paired with country code (.co.uk)

  8. Who Links to Your Website? • Go to Alta Vista search engine • http://altavista.com • Type in link:http://oksmf.net • Who is this website important to?

  9. Personal Website Clues • Look for a tilde ~ or the % sign or a personal name “jdoe” or the word “user” after the domain name and forward slash

  10. Narrowing a Search by Domain • Go to Alta Vista (http://altavista.com) • Type host:ac.za • Conduct a search that will result only in materials from academies in South Africa • For country codes, see http://www.computeruser.com/resources/dictionary/noframes/nf.domains.html

  11. Find the History of a Website • Wayback Machine • http://www.archive.org • Type in www.harrypotter.com • What has changed over the years?

  12. Specific Search • I want only US higher education web sites that contain the word turtle • http://altavista.com • “host:edu + turtle”

  13. How Do Websites Make it to the Top? • A search engine ranks by how many time the keyword appears in the page (or meta data) • See the page source of a website • Google ranks by popularity: how many others are linking to a site and how many clicks

  14. Judging Site Content • All About Explorers: http://www.allaboutexplorers.com • California's Velcro Crop Under Challenge: http://home.inreach.com/kumbach/velcro.html • Dihydrogen Monoxide: http://www.dhmo.org • Dog Island Free Forever: http://www.thedogisland.com

  15. Judging Site Content • Feline Reactions to Bearded Men: http://improbable.com/airchives/classical/cat/cat.html • Martin Luther King: http://www.martinlutherking.org • The Pacific Northwest Tree Octopus: http://zapatopi.net/treeoctopus.html • Victorian Robots: http://www.bigredhair.com/robots/index.html

  16. Create Your Own Search Engine • Google Customized Search Engine • Ex: http://osuitq.wikispaces.com

  17. Assignments • Internet Scavenger Hunt • Social Bookmarking Assignment • Ex: http://www.diigo.com/user/pasha77 • http://www.diigo.com/user/susanstansberry • Chapter 7 Quiz • For NEXT class: BYOH (headphones)

More Related