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Estimator Quiz (Activity)
Test your estimation skills by answering questions. This quiz asks you to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time. Estimator Quiz is one of the Interactivate assessment quizzes.
Multi-Step Functions (Discussion)
Discusses the notion of composite functions as several "number machines" with the output of one machine becoming the input of another.
Step through the generation of a Hilbert Curve -- a fractal made from deforming a line by bending it, and explore number patterns in sequences and geometric properties of fractals.
Defines the notion of prisoners and escapees as they pertain to iterative functions. A prisoner ultimately changes to a constant while escapees iterate to infinity.
This worksheet is for use with the Two Variable Function Pump activity (http://www.shodor.org/interactivate/activities/TwoVariableFunction/).
Sets (Discussion)
Gives an introduction to sets and elements.
This worksheet is for use with the Julia Sets activity (http://www.shodor.org/interactivate/activities/JuliaSets/).
This worksheet is for use with the Caesar Cipher III activity (http://www.shodor.org/interactivate/activities/CaesarCipherThree/).
This worksheet is for use with Venn Diagram Shape Sorter (http://www.shodor.org/interactivate/activities/ShapeSorter/).
Infinity and Iteration (Discussion)
Discusses infinity, iterations and limits by referencing fractals and sequences.

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