Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Website Subject The topic of the resource Website Description An account of the resource Website Website A resource comprising of a web page or web pages and all related assets ( such as images, sound and video files, etc. ). Local URL The URL of the local directory containing all assets of the website <a href="https://www.csunplugged.org/en/topics/error-detection-and-correction/parity-magic/">https://www.csunplugged.org/en/topics/error-detection-and-correction/parity-magic/</a> Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Parity magic - error detection and correction Subject The topic of the resource Error detection; parity bits; data integrity; binary data; computational thinking; unplugged computing Description An account of the resource A 30-minute CS Unplugged lesson using a card-based magic trick to introduce parity and error detection. Learners reason about rows, columns, odd/even patterns and extra parity bits to identify a changed card and connect the activity to reliable digital data. Creator An entity primarily responsible for making the resource Computer Science Education Research Group, University of Canterbury, New Zealand Source A related resource from which the described resource is derived https://www.csunplugged.org/en/topics/error-detection-and-correction/parity-magic/ Publisher An entity responsible for making the resource available CS Unplugged / University of Canterbury Date A point or period of time associated with an event in the lifecycle of the resource n.d.; accessed September 2026 Contributor An entity responsible for making contributions to the resource CS Unplugged contributors Rights Information about rights held in and over the resource Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) for website content Relation A related resource CS Unplugged error detection and correction topic Format The file format, physical medium, or dimensions of the resource Web lesson with printable parity cards and classroom guidance Language A language of the resource English Type The nature or genre of the resource Unplugged lesson Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant Ages 8-10 in the published lesson; adaptable for introductory secondary computing English online resource website