Combat crime with computers. The lesson teaches young computer scientists about decision trees and how to use them. They consider telecommunications subscriptions and how decision trees can help detect fraud.

Concepts

algorithms, making decisions, tree diagrams, technology resources

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Instructional Ideas

• Have learners with programming knowledge use their decision trees to write a computer program

Classroom Considerations

• If using the teamwork project management site, Internet access is necessary
• Note that learners should be aware that in some countries, dates are written with the day of the month first and then the month

Pros

• Incorporates a real-life application

Cons

• A large number of typos/grammatical errors