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This worksheet is for use with the Koch's Snowflake activity (http://www.shodor.org/interactivate/activities/KochSnowflake/).
This worksheet is for use with the activity Venn Diagram Shape Sorter (http://www.shodor.org/interactivate/activities/ShapeSorter/).
This worksheet is for use with the Mixtures activity (http://www.shodor.org/interactivate/activities/Mixtures/).
This worksheet is for use with the lesson Algorithm Discovery with Venn Diagrams (http://www.shodor.org/interactivate/lessons/AlgorithmDiscovery/).
Spy Game (Lesson)
Students will learn about modular arithmetic in order to decipher encrypted messages.
This worksheet is for use with the activity Triple Venn Diagram Shape Sorter (http://shodor.org/interactivate/activities/TripleVennDiagram/).
This worksheet is for use with the activity Clock Arithmetic (http://www.shodor.org/interactivate/activities/ClockArithmetic/).
This worksheet is for use with the Cantor's Comb activity (http://www.shodor.org/interactivate/activities/CantorComb/).
This worksheet is for use with the Venn Diagram Shape Sorter activity (http://www.shodor.org/interactivate/activities/ShapeSorter/).
Caesar Cipher III (Activity)
Decode encrypted messages to determine the form for an affine cipher, and practice your reasoning and arithmetic skills. Input your guesses for the multiplier and constant. Caesar Cipher III is one of the Interactivate assessment explorers.

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