Harry Potter and the Coding of Secrets
September 2008, Volume 14, Issue 2, Page 114
An activity that incorporates an application of functions and their inverses: cryptography. This activity capatilizes on the popularity of the Harry Potter series by J. K. Rowling. The activity begins with messages that need to be sent, but those messages must use a special encryption. To incorporate the concept of composite functions, the encryption process can be revised. Students can enjoy and appreciate the application of mathematics because of its relevance. Includes activity sheets.
Math Coordinator / Coach