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Math Resources: Web Resources

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Use the CRAAP Test to evaluate your resource 

From University of Hawaii – West Oahu Library

When you search the Web, you’re going to find a lot of information . . . but is it accurate and reliable? You will have to determine this for yourself, and the CRAAP Test can help. The CRAAP Test is a list of questions you can ask yourself in order to determine if the information on a web site is reliable. Please keep in mind that the following list of questions is not static nor is it complete. Different criteria will be more or less important depending on your situation or need. So, what are you waiting for? Is your web site credible and useful, or is it a bunch of . . . !

Evaluation Criteria 

Currency: The timeliness of the resource.

  • When was the information gathered?
  • When was it posted?
  • When was it last revised?
  • Are links functional and up-to-date?
  • Is there evidence of newly added information or links?

Relevance/Coverage: The uniqueness of the content and its importance for your needs.

  • What is the depth and breadth of the information presented?
  • Is the information unique? Is it available elsewhere, in print or electronic format?
  • Could you find the same or better information in another source? For example, a general encyclopedia?
  • Who is the intended audience? Is this easily determined?
  • Your overall assessment is important. Would you be comfortable using this source for a research paper?

Authority: Who or what is the source of this information?

  • Who is the author/creator/sponsor?
  • Are the author’s credentials listed?
  • Is the author a teacher or student of the topic?
  • Does the author have a reputation?
  • Is there contact information, such as an e-mail address?
  • Has the author published works in traditional formats?
  • Is the author affiliated with an organization?
  • Does this organization appear to support or sponsor the page?

Accuracy: The reliability, truthfulness, and correctness of the informational content.

  • Where does the information come from?
  • Are the original sources of information listed?
  • Can you verify any of the information in independent sources or from your own knowledge?
  • Has the information been reviewed or refereed?
  • Does the language or tone seem biased?
  • Are there spelling, grammar, or other typographical errors?

Purpose/Objectivity: The presence of bias or prejudice/The reason the web site exists.

  • Are possible biases clearly stated?
  • Is advertising content vs. informational content easily distinguishable?
  • Are editorials clearly labeled?
  • Is the purpose of the page stated?
  • Is the purpose to inform? teach? entertain? enlighten? sell? persuade?