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Battleships: Searching Algorithms
Computer Science UnpluggedAdd to list DetailsThis activity explores the main algorithms that are used as the basis for searching on computers, using different variations on the game of battleships. This activity demonstrates three search...
Twenty Guesses: Information Theory
Computer Science UnpluggedAdd to list DetailsThis activity introduces the idea that computer scientists measure information by how "surprising" a message is. Learners play the game "20 Questions" and use the number of...
Card Flip Magic: Error Detection & Correction
Computer Science UnpluggedAdd to list DetailsThis magic trick is based on how computers detect and correct data errors. In the trick, a volunteer lays out a 5 x 5 square of identical cards colored on one side, with a random mix of sides...