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Caesar Cipher (Activity)
Create your own affine cipher for encoding and decoding messages. Input your own constant and multiplier, then input a message to encode.
Simple Plot (Activity)
Plot ordered pairs of numbers, either as a scatter plot or with the dots connected. Points are connected from right to left, rather than being connected in the order they are entered.
Introduces positive and negative relationships and independent and dependent variables of bivariate data.
This worksheet is for use with the Data Flyer activity (http://www.shodor.org/interactivate/activities/DataFlyer/).
Simple Monty Hall (Activity)
Choose one of three doors to experimentally determine the odds of winning the grand prize behind one of the doors, as in the TV program "Let's Make a Deal." Parameters: Staying or switching between the two remaining doors.
This worksheet is for use with the lesson Volume of Prisms (http://www.shodor.org/interactivate/lessons/VolumePrisms/).
This worksheet is for use with the Algebra Four activity (http://www.shodor.org/interactivate/activities/AlgebraFour/).
Impossible Graphs (Discussion)
Shows what makes a graph represent impossible situations and how to avoid these problems.
Introduces students to the ideas involved in understanding fractals.
Chaos (Lesson)
Students learn about the concepts and applications of chaos.
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