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Article
Khan Academy

Khan Academy: Describing Graphs

For Students 9th - 10th
Explains directed and undirected graphs.
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Article
Khan Academy

Khan Academy: Analysis of Breadth First Search

For Students 9th - 10th
An overview of Breadth-First search and its uses is explained.
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Article
Khan Academy

Khan Academy: The Euclidean Algorithm

For Students 9th - 10th
As related to cryptography, understanding and providing proof of the Euclidian Algorithm.
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Article
Khan Academy

Khan Academy: Modular Multiplication

For Students 9th - 10th
Understanding modular multiplication and its proof as related to cryptography.
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Article
Khan Academy

Khan Academy: Modular Inverses

For Students 9th - 10th
Understanding and finding a modular inverse.
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Article
Khan Academy

Khan Academy: Modular Addition and Subtraction

For Students 9th - 10th
As related to cryptography, understanding the concept of modular addition and modular subtraction and finding the proof.
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Article
Khan Academy

Khan Academy: Fast Modular Exponentiation

For Students 9th - 10th
Understanding modular exponentiation in cryptography.
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Article
Khan Academy

Khan Academy: Equivalence Relations

For Students 9th - 10th
Understanding equivalent statements and the importance of congruence modulo as an equivalence relation.
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Article
Khan Academy

Khan Academy: Congruence Modulo

For Students 9th - 10th
Congruence Modulo is explained.
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Article
Khan Academy

Khan Academy: The Discovery

For Students 9th - 10th
The set up to breaking the cryptography code of The Discovery.
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Article
Khan Academy

Khan Academy: Clue #1

For Students 9th - 10th
Clue 1 in the cryptography challenge.
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Article
Khan Academy

Khan Academy: Introduction

For Students 9th - 10th
Introduction to the cryptography challenge including rules.
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Article
Khan Academy

Khan Academy: Clue #4

For Students 9th - 10th
Clue 4 of the cryptography challenge.
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Article
Khan Academy

Khan Academy: Clue #3

For Students 9th - 10th
A third clue to the cryptography challenge.
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Article
Khan Academy

Khan Academy: Clue #2

For Students 9th - 10th
A second clue to the cryptography challenge.
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Article
Khan Academy

Khan Academy: Checkpoint

For Students 9th - 10th
Practice decrypting on your own without hints or with hints toward the solution.
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Article
Khan Academy

Khan Academy: Trial Division

For Students 9th - 10th
Creating a trial division algorithm.
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Article
Khan Academy

Khan Academy: The Quotient Remainder Theorem

For Students 9th - 10th Standards
The Quotient Remainder Theorem is explained.
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Article
Khan Academy

Khan Academy: Categorizing Run Time Efficiency

For Students 9th - 10th
Understanding the run efficiency time of algorithms and why timing is important.
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Article
Khan Academy

Khan Academy: Measuring an Algorithm's Efficiency

For Students 9th - 10th
Discusses how to measure the efficiency of an algorithm.
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Article
Khan Academy

Khan Academy: Verifying an Algorithm

For Students 9th - 10th
The use of formal reasoning to determine if an algorithm is correct.
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Article
Khan Academy

Khan Academy: Modular Exponentiation

For Students 9th - 10th
Tips and suggestions are explored in understanding the exponentiation.

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