ALEX Lesson Plan Resources

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ALEX Lesson Plans  
Thinkfinity Lesson Plans  
Subject: Mathematics
Title: Codes      Add Bookmark
Description: This student interactive, from Illuminations, introduces students to cryptography. They are prompted to encode and decode messages as they explore a substitution cipher.
Thinkfinity Partner: Illuminations
Grade Span: 6,7,8,9,10,11,12



Subject: Mathematics
Title: Code Crackers      Add Bookmark
Description: In this unit of two lessons, from Illuminations, students learn about two simple coding methods, the Caesar cipher and the Vigenere cipher. Students then use matrices and their inverses to create more sophisticated codes.
Thinkfinity Partner: Illuminations
Grade Span: 9,10,11,12