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Assessment
Code.org

Practice Performance Task - Security and Hacking in the Real World

For Teachers 9th - 12th
Young computer scientists create a visual artifact that represents their research into a computing innovation in the world of cybersecurity. They then work individually to write an essay on the impact of technology on cybersecurity.
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Activity
Computer Science Unplugged

Kid Krypto–Public-Key Encryption

For Teachers 6th - 12th
Class members have an opportunity to experience how to use a public key to encrypt information and a private key to decrypt it. Groups create their own public key and encrypt information then develop private keys to decrypt this...
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Assessment
Bowland

German or English?

For Teachers 6th - 8th
Sprechen sie Deutsch? Future cryptographers must decide whether an unknown text is written in English or in German. They use provided pie charts about the frequency of words in the English and German languages to help make their decisions.
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Interactive
PBS

NOVA Cybersecurity Lab Game

For Students 6th - 12th
It's important to protect yourself online. An online game has pupils imagine themselves as cybersecurity specialists at a social networking company. They learn about ways to protect data online through a series of challenges.
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Lesson Plan
PBS

NOVA Cybersecurity Lab Lesson Plan

For Teachers 6th - 12th
Don't be fooled by cyber scams! An informative lesson teaches techies about cybersecurity. They watch videos, play a game, and engage in discussion to improve their understanding of online safety.
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Activity
Computer Science Unplugged

The Peruvian Coin Flip–Cryptographic Protocols

For Teachers 4th - 12th
A digital flip. Introduce your classes to cryptographic protocols using and, or, and not gates. Groups create a complete circuit to convert a binary number into another one. This type of one-way function allows pupils to...
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Lesson Plan
Curated OER

Grilling Algebra

For Teachers 7th - 11th
Students use a grille to investigate geometry. The application of the geometric figure, which is square, the students begin the coding of a message. The use of cryptography is used to reinforce algebraic ideas.
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Lesson Plan
Code.org

Keys and Passwords

For Teachers 9th - 12th
Scholars explore the relationship between cipher keys and passwords and as they learn more about the Vigenere cipher and continue to read from the book Blown to Bits in the seventh lesson of the series. They conduct an activity where...
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Lesson Plan
Code.org

The Need for Encryption

For Students 9th - 12th
Scholars investigate the need for encryption as they read a portion of the book Blown to Bits and discuss encryption techniques. They finish by attempting to decode a message written using a Caesar cipher.
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Lesson Plan
Curated OER

Coding History

For Teachers 10th - Higher Ed
Students study the topic of codes in Computer Science. They research it history, divisions in the field and its applications. The lesson also includes a brief overview of the information technology theory.
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Lesson Plan
Curated OER

Sieve of Eratosthenes

For Teachers 5th - 8th
Students discover the Sieve of Erathosthenes. They explore a method to find all the prime numbers in a group of numbers. Using models, students practice divisibility rules while examining the difference between prime and composite numbers.
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Lesson Plan
Curated OER

Informational Writing: Business Letter

For Teachers 5th
Fifth graders write business letters. In this business letter instructional activity, 5th graders discuss the format and reasons for writing a business letter. They pick who they want to write to and create their own letter. 
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Activity
Braingle

Braingle: Cryptography Brain Teasers

For Students 9th - 10th
Test your critical thinking skills with a variety of cryptography brain teasers, phrases or expressions "encoded in some way." Solve the teasers provided at this site, and submit your own for others to try!
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Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Lesson: Clock Arithmetic and Cryptography

For Teachers 3rd - 8th Standards
This lesson plan is designed to guide students in practicing their basic arithmetic skills by learning about clock arithmetic and cryptography. Linked resources include helpful applets.
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Handout
Discovering Lewis & Clark

Discovering Lewis & Clark: Cryptography

For Students 9th - 10th
Learn about the origins and history of cryptology and how Thomas Jefferson urged Lewis to use a cipher to keep him informed about the progress of the expedition.
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Primary
Other

Gilc: Cryptography and Liberty

For Students 9th - 10th
This site from the Global Internet Liberty Campaign reports on a 1998 survey conducted by the Electronic Privacy Information Center which asked world nations about their encryption policies. The survey got results from over 75 nations,...
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Online Course
Massachusetts Institute of Technology

Mit: Open Course Ware: Network and Computer Security

For Students 9th - 10th
This MIT course on network and computer security covers topics such as security in multi-user distributed systems, cryptography, authentication, intrusion detection, and many other security topics.
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Website
Other

Center for Democracy and Technology

For Students 9th - 10th
A public interest organization working for public policies that advance civil liberties and democratic values in information technologies. Contains links to information on free speech, data privacy, wiretapping, and cryptography.
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Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Codes

For Students 9th - 10th
This is a computer based program that allows students to understand basic cryptography which utilizes transformations of shifting and stretching. Students may encode their own message and see it graphically.
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Unknown Type
Khan Academy

Khan Academy: Modular Multiplication

For Students 9th - 10th
Practice problems over modular multiplication in cryptography.
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Unknown Type
Khan Academy

Khan Academy: Modular Addition

For Students 9th - 10th
Practice problems for reviewing modular addition in cryptography.
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Article
Other

Um: The Battle Over Cryptographic Key "Escrow"

For Students 9th - 10th
This article describes the legal and technical issues involved in cryptography. It also discusses government proposals concerning the clipper chip.
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Unknown Type
Khan Academy

Khan Academy: Public Key Encryption

For Students 9th - 10th
Check your understanding of cryptography and public key encryption.
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Article
Khan Academy

Khan Academy: Introduction

For Students 9th - 10th
Introduction to cryptography.

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