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Evaluating students’ projects using technology:. Working with SS, Search Tools, and HM. Why SS?. Computation Analysis Quantitative Reasoning Mathematics comprehension Visual display. SS as a thinking tool. Relationships Representation What if. Evaluating SS project.
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Evaluating students’ projects using technology: Working with SS, Search Tools, and HM
Why SS? • Computation • Analysis • Quantitative Reasoning • Mathematics comprehension • Visual display
SS as a thinking tool • Relationships • Representation • What if
Evaluating SS project • Accuracy of variables • Accuracy of formulas • Understanding graphs • Organization of data • User-controlled variables
Why Search tools? • Information age • Often, off-task • Require critical & creative thinking skills
Altavista http://www.altavista.com Hotbot http://www.hotbot.com Goggle http://www.google.com Yahooligans, http://www.yahooligans.com/ Kidsclick, http://sunsite.berkeley.edu/KidsClick!/ StudyWeb, http://www.studyweb.com/ Search Engines
Searching tips • Simple search: Type key words • atlantic city • +, -: include, exclude • +atlantic +city • +atlantic –city No space between + and the word, but space between words • *: wild card • Singular and plural • Lower case and upper case
Searching tips (continued) • “ “: phrase • “Atlantic City” • A way to catch plagiarism • Case • Use lowercase
Your task • Who purchase more from the Internet: Men or Women? • Data for Internet access in your school district • Search Log • Documenting a search • At least include: • Date of search • Location (URL) • Search Terms • Results • How did you find the information?
Evaluating search skills • Including important concepts • Appropriate use of Boolean expression • Sites chosen related to the original question
Why multimedia/hypermedia? • Concrete presentation of abstract ideas • Multiple presentation • Allow individual thinking sequence • Provide ownership
Software • Authorware • Hyperstudio • PowerPoint • Flash • Director • ToolBook • Web authoring software
Hypermedia project require: • Project management • Research skills • Determine the nature of the problem • Organize the problem • Collect and select the information • Organization and representation skills • Decide how to segment and sequence information • Decide how information will be presented • Decide how to information will be organized
Evaluating Hypermedia project • Accuracy of information in nodes • Representation of information in nodes • Quality of media representations • Links are meaningful and descriptive • Screen design • Meaningful organization and informative structure • Purpose of hypermedia