 | Adjustable Spinner |  | Create a spinner and examine the experimental and theoretical outcomes for a specified number of spins. |
 | Affine Recurrence Plotter |  | Investigate affine recurrence relations of the form
A(n) = b × A(n – 1) + c, A(0) = a.
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 | Affine Recurrence Spreadsheet | | Investigate affine recurrence relations with a pre‑loaded spreadsheet. |
 | Algebraic Transformations | | Explore commutativity and associativity within a geometric situation. |
 | Angle Sums |  | Explore the sum of the interior angle measures for various polygons. |
 | Area Tool | | Investigate how changes in the base and height of trapezoids, parallelograms, and triangles affect their area. |
 | Bar Grapher | | Create a customized bar graph with your own data, or display a bar graph from an included set of data. |
 | Box Plotter |  | Create a customized box plot with your own data, or display a box plot of an included set of data. |
 | Canada Data Map | | Use color coding to represent data about the Canadian provinces and territories, including population, land area, and gas usage. |
 | Chairs |  | Explore the number of chairs needed when tables are arranged in a restaurant. |
 | Circle Grapher | | Create a customized circle graph with your own data, or display a circle graph from an included set of data. |
 | Circle Tool | | Compare the circumference and area of a circle to its radius and diameter. |
 | Codes | | Explore substitution ciphers by encoding and decoding text messages.
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 | Computing Pi | | Compare two methods for computing pi. |
 | Concentration |  | Play a matching game with different representations of equivalent items — match quantities to their numerals, shapes to their names, or fractions to decimals and percents. |
 | Cube Nets | | Examine various two-dimensional figures to determine which ones can be folded into a cube. |
 | Cubes |  | Determine the volume of a box by filling it with cubes, rows of cubes, or layers of cubes. |
 | Cyclic Figures | | Students will recognize rotation symmetry in figures and examining various rotation symmetries. |
 | Deep Sea Duel | | Play a strategy game that requires you to select cards with a specified sum before your opponent. |
 | Dihedral Figures | | Students will recognize dihedral symmetry and reflections in figures and examining various symmetries. |
 | Distance to Horizon | | Investigate the relationship between your height above the Earth and the distance you can see to the horizon. |
 | Electronic Abacus | | Explore an abacus model for representing numbers and performing addition. |
 | Equivalent Fractions | | Create equivalent fractions by dividing and shading squares or circles, and match each fractions to its location on the number line. |
 | Factor Game | | Play an interactive game that exercises your factoring ability. Test your skills against a human or the computer. |
 | Factorize | | Divide numbers into two factors, and build arrays to represent each factorization. |
 | Fractal Tool | | Explore iteration and patterns in shapes and numbers with fractals. |
 | Fraction Game | | Explore relationships among fractions while playing this interactive game. |
 | Fraction Model I | | Explore different representations for fractions. (In this version, the numerator is restricted to values from 0 to 20, and the denominator is limited to benchmark values of 1, 2, 4, 5, 8, 10 and 20.) |
 | Fraction Model II | | Explore different representations for fractions. (In this version, the numerator and denominator can both take values up to 20.) |
| Fraction Model III | | Explore different representations for fractions. (In this version, the numerator and denominator can take values up to 100.) |
 | Free Ride | | Use this applet to explore fractions using the context of a bicycle and gear ratios. |
 | Frieze Patterns | | Experiment with the seven classes of Frieze patterns and explore the transformations that constitute each of the seven categories. |
 | Geometric Solids | | Manipulate various geometric solids. Color the solid to investigate properties such as the number of faces, edges, and vertices. |
 | Graph Creator | | Draw and manipulate vertex-edge graphs. |
 | Histogram Tool | | Create a customized histogram with your own data, or display a histogram from an included set of data. |
 | Interactive Geometry Dictionary: Areas in Geometry | | Understand and investigate the area of the rectangle, parallelogram and triangle. |
 | Isometric Drawing Tool | | Create dynamic drawings on isometric dot paper. Draw figures using edges, faces, or cubes, and then shift, rotate, color, decompose, or view them in 2‑D or 3‑D. |
 | Limits | | Explore visual representations of geometric and harmonic series. |
 | Linear Regression I | | Investigate a regression line and determine the effects of adding points to a scatterplot. |
 | Mean and Median | | Investigate the mean, median, and box-and-whisker plot for sets of data that you create. |
 | Mixtures | | Explore mixture problems using colored circles from two different piles. |
 | Pan Balance - Expressions | | Investigate the concept of equivalence by "weighing" numeric and algebraic expressions. |
 | Pan Balance - Numbers | | Find equivalent numerical expressions using a balance scale. |
 | Pan Balance - Shapes |  | Explore relationships among the weights of various objects by placing them on either side of a balance scale. |
 | Paper Pool | | Shoot a pool ball so that it continually bounces off the sides of a pool table at a 45° angle until it lands in a corner. |
 | Patch Tool | | Design a pattern using geometric shapes. |
 | Primary Krypto | | Use five number cards and arithmetic operations to create the "target" number in this fun math game. |
 | Product Game | | Exercise your skill with factors and multiples. |
 | Proof Without Words: Pythagorean Theorem | | Watch a dynamic, geometric "proof without words" of the Pythagorean Theorem. |
 | Random Drawing Tool - Individual Trials | | Explore the relationship between theoretical and experimental probabilities. |
 | Scale Factor | | A common misconception is that when the dimensions of an object are doubled, the area is doubled, too. But this is not true! Use this applet to investigate how changes in the scale factor influence the ratio of perimeters and the ratio of areas between two figures. |
 | Shape Cutter | | Draw and cut shapes, then use slides, turns, and flips to move the cut pieces around. |
 | Shape Sorter | | Sort shapes according to their properties using Venn diagrams. |
 | Shape Tool | | Draw, color, paste, slice, rotate, reflect, expand, and contract various shapes. |
 | Sound Sketch Tool | | Sketch and quantify sound using two different representations. |
 | State Data Map | | Use color-coding to represent state information, such as population, area, and gasoline usage. |
 | Tessellation Creator | | Create patterns to cover the screen using regular polygons. |
 | Times Table | | Practice multiplying single-digit numbers with this interactive multiplication table. |
 | Tower of Hanoi | | Solve the Tower of Hanoi puzzle by moving all of the disks from one peg to another. |
 | Vector Investigation: Car Storm Chaser | | Adjust the magnitude and direction of a velocity vector to "drive" a car.
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 | Vector Investigation: Dual Vector, Airplane Storm Chaser | | Adjust the magnitude and direction of a velocity vector and a wind vector to "fly" a plane.
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 | Volt Meter | | Use the voltage of batteries to explore positive and negative numbers. |
