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This is another activity that achieves something that doesn't seem possible - people who don't trust each other and can't see each other are able to agree on the outcome of a random coin flip.
This is an absorbing activity for an individual student or a whole classroom.
Other Resources
Curriculum Links
The Peruvian Coin Flip exercise works well with Dominating Sets, Information Hiding and Public Key Encryption as part of an introductory course on cryptography.
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Technology Level 1: Technological systems
- Understand that technological systems have inputs, controlled transformations, and outputs.
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Technology Level 2: Planning for practice
- Develop a plan that identifies the key stages and the resources required to complete an outcome.
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Technology Level 3: Characteristics of technology
- Understand how society and environments impact on and are influenced by technology in historical and contemporary contexts and that technological knowledge is validated by successful function.
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- Level I (Grades 6-8) Topic 8: Select appropriate tools and technology resources to accomplish a variety of tasks and solve problems.
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