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Lesson Plan
Curated OER

Coded Messages

For Teachers 9th - 12th Standards
High schoolers solve matrices by multiplication. In this algebra lesson, students create coded messages and relate it to solving matrices. They multiply and find the inverse of matrices.
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Lesson Plan
Curated OER

Matrices: A Secret Weapon

For Teachers 9th - 11th
Students perform operations with matrices. In this algebra lesson, students use cryptography and cryptanalysis to solve problems. They add, subtract, and multiply matrices.
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Lesson Plan
Code.org

Public Key Cryptography

For Students 9th - 12th
Investigate how public key cryptography works. Scholars continue their study of one-way functions and asymmetric keys and apply this information to public key cryptography. They use an app to explore public key cryptography and its...
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Worksheet
Curated OER

Learning to Hate Math

For Students 9th - 12th
Give your class a different kind of reading assignment with the text included here. Anne Miller's essay "Learning to Hate Mathematics" details a hatred of math that grew from early childhood and still haunts the author today. After...