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Fire Assessment (Activity)
Learn about estimation through modeling of a forest fire. This activity allows the user to burn a virtual forest, then estimate the number, the percent, or the fraction of trees burned. Fire Assessment is one of the Interactivate assessment explorers.
This worksheet is for use with the Tables and Chairs activity (http://www.shodor.org/interactivate/activities/Chairs/).
Students learn to identify a variety of patterns using sequences and tessellations.
Fractal Dimensions (Activity)
Determine the fractal dimensions of several line-deformation fractals. Input the scale factor and number of similar copies, and the dimension will be calculated. Fractal Dimensions is one of the Interactivate assessment explorers.
This worksheet is for use with the Sierpinski's Carpet activity (http://www.shodor.org/interactivate/activities/SierpinskiCarpet/).
This worksheet is for use with the Fractal Dimensions activity (http://www.shodor.org/interactivate/activities/FractalDimensions/).
Making Estimates (Discussion)
Introduces students to estimation.
This worksheet is for use with the More or Less Estimator activity (http://www.shodor.org/interactivate/activities/MoreOrLessEstimator/).
Discusses methods of converting from the base ten system to another base number system.
Spy Game (Lesson)
Students will learn about modular arithmetic in order to decipher encrypted messages.
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