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This worksheet is for use with the Hilbert Curve Generator activity (http://www.shodor.org/interactivate/activities/HilbertCurve/).
Introduces students to modular (clock) arithmetic and how modular arithmetic can be used to encode messages using simple shift, multiple and affine ciphers.
Decimals (Discussion)
Deals with converting fractions into decimals.
This worksheet is for use with the Patterns in Fractals lesson plan (http://www.shodor.org/interactivate/lessons/PatternsInFractals/).
Inverse Properties (Discussion)
Introduces the concepts of the additive inverse and multiplicative inverse and how they are used when solving equations.
This worksheet is for use with the Fractal Dimensions activity (http://www.shodor.org/interactivate/activities/FractalDimensions/).
This worksheet is for use with the lesson Estimating With Fire (http://www.shodor.org/interactivate/lessons/EstimatingWithFire/).
This worksheet is for use with the activity Venn Diagram Shape Sorter (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.
Tables and Chairs (Activity)
Explore perimeter through rectangular and straight-line arrangements of tables, calculating the number of chairs needed to surround different arrangements. Tables and Chairs is one of the Interactivate assessment explorers.
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