No need to search for how search engines work. By watching a video, learners see how search engines use web crawlers to produce a list of relevant websites and then use an inverted index to organize the list. They also see how knowledge bases let artificial intelligence systems produce answers to given questions.

Concepts

computer science, artificial intelligence, search engines, data organization, technology resources

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Instructional Ideas

• Have pupils create graphic organizers comparing and contrasting the two types of web searches described in the video
  

Classroom Considerations

• 17th episode of the Crash Course Artificial Intelligence series
• Scholars should be familiar with knowledge bases
  

• This video is hosted on YouTube

Pros

• Graphics help with understanding
• Well-paced video holds attention
  

Cons

• None