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Step through the tortoise and hare race, based on Zeno's paradox, to learn about the multiplication of fractions and about convergence of an infinite sequence of numbers.

Step through the generation of Sierpinski's Triangle -- a fractal made from subdividing a triangle into four smaller triangles and cutting the middle one out. Explore number patterns in sequences and geometric properties of fractals.

This worksheet is for use with the activity Fire Assessment (http://www.shodor.org/interactivate/activities/FireAssessment/).

This worksheet is for use with the lesson Solving Equations (http://www.shodor.org/interactivate/lessons/SolvingEquations/).

Simulation of a coin toss allowing the user to input the number of flips. Toss results can be viewed as a list of individual outcomes, ratios, or table.