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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Pythagorean Theorem

Pythagorean theorem (Math 7) 
JavaScript 
Tool 

[0]

Enter any two sides of the right triangle, see the calculation for the 3rd side.
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Quadratic Equation Calculator

Quadratic Equations (Algebra)+ 
JavaScript 
Tool 

[0]

The user can enter the values for the coefficients, and the calculator will return the solutions to the quadratic equation if they are real.
More: lessons, discussions, ratings, reviews,...

Quadratic Equation Solver

Quadratic Equations (Algebra)+ 
JavaScript 
Tool 

[1]

Enter a quadratic equation and choose what the applet should solve for and the solver will return the steps taken to the answer and the answer to the equation.
More: lessons, discussions, ratings, reviews,...

Area of Polygons and Circles

Quadrilateral properties (Math 7)+ 
JavaScript 
Tool 

[1]

The user reviews area and learns the different formulas for the area of special geometric figures. After viewing examples, users can interactively practice finding the area of shapes with given param...
More: lessons, discussions, ratings, reviews,...

Quadrilaterals

Quadrilaterals (Geometry)+ 
JavaScript 
Tool 

[0]

The user reviews quadrilaterals and the special quadrilaterals commonly used in geometry. After viewing examples, users can interactively test their understanding of the different properties of quadr...
More: lessons, discussions, ratings, reviews,...

Integer Generator

Randomness (Probability & Statistics) 
JavaScript 
Tool 

[0]

This form allows you to generate random integers. The randomness comes from atmospheric noise, which for many purposes is better than the pseudorandom number algorithms typically used in computer pro...
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Randomizer

Randomness (Probability & Statistics) 
JavaScript 
Tool 

[0]

This applet randomizes a given set of numbers defined by the user.
More: lessons, discussions, ratings, reviews,...

Distance, Rate, and Time

Rates (Math 5)+ 
JavaScript 
Tool 

[0]

The user learns about rates and how to use formulas for solving word problems. After viewing examples, users can interactively practice problems using proportions or the distance formula to find the m...
More: lessons, discussions, ratings, reviews,...

Ratios and Proportions Unit Qu...

Ratio and proportion (Math 6)+ 
JavaScript 
Tool 

[0]

The user takes an online interactive quiz on ratios, proportions, rates, and similar figures.
More: lessons, discussions, ratings, reviews,...

Algebra Definitions

Rational (Algebra)+ 
JavaScript 
Tool 

[0]

The user reviews definitions of important algebra terms. After viewing further explanations and some examples, users can interactively test their understanding of the definitions of important algebra...
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Ratios

Ratios (Math 5)+ 
JavaScript 
Tool 

[0]

The user reviews what ratios are. After viewing examples, users can practice finding equivalent ratios with this interactive tool.
More: lessons, discussions, ratings, reviews,...

Similar Figures

Ratios (Math 5)+ 
JavaScript 
Tool 

[0]

The user learns what similar figures are and how to determine if two figures are similar. After viewing examples, users can interactively practice determining the length of the missing side of two sim...
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Coordinate Geometry

Rect coordinate geometry (Math 6)+ 
JavaScript 
Tool 

[0]

The user reviews the coordinate system and basic geometry terms associated with the coordinate plane. After viewing examples of graphing objects, users can interactively test their understanding of th...
More: lessons, discussions, ratings, reviews,...

The Coordinate Plane

Rect coordinate geometry (Math 6)+ 
JavaScript 
Tool 

[1]

The user learns about the coordinate plane and how to graph points. After viewing examples, users can interactively practice matching the point with its corresponding ordered pair.
More: lessons, discussions, ratings, reviews,...

Geometry Building Blocks Unit ...

Rect coordinate geometry (Math 7)+ 
JavaScript 
Tool 

[0]

Users can test their understanding of angles, lines, points, rays, and the coordinate grid with this interactive quiz.
More: lessons, discussions, ratings, reviews,...

Complexity

Rectangular Form (Trigonometry)+ 
JavaScript 
Support Material 

[0]

This support material shows the user the properties of complex numbers and provides "notes" that prove some of these properties.
More: lessons, discussions, ratings, reviews,...

Using Graphs, Equations, and T...

Recursion and special sequences (Algebra II)+ 
JavaScript 
Tool 

[0]

This threepart example illustrates the use of iteration, recursion, and algebra to model and analyze the changing amount of medicine in an athlete's body.
In Modeling the Situation, an i...
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Approximation of Areas

Riemann sums: L, R, and M. (Calculus) 
JavaScript 
Tool 

[0]

Calculates upper and lower sums of the integral from 0 to 1 of x^3 + 1.
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Riemann Sums

Riemann sums: L, R, and M. (Calculus) 
JavaScript 
Tool 

[0]

Illustrates the process of drawing Riemann sums.
More: lessons, discussions, ratings, reviews,...

RomanNumerals.org

Roman numerals (Math 2)+ 
JavaScript 
Tool 

[0]

Lessons, worksheets, online games, and quizzes for practicing Roman numeral counting and arithmetic. Sections accessible from the left sidebar include Making Roman Numerals, Learning Roman Numerals, a...
More: lessons, discussions, ratings, reviews,...

Square Root Calculator

Roots/radicals (Math 7)+ 
JavaScript 
Tool 

[0]

The user enters a number and the calculator will solve for the square root of the number.
More: lessons, discussions, ratings, reviews,...

Square Roots

Roots/radicals (Math 7) 
JavaScript 
Tool 

[0]

The user learns about square roots and how to find the square root of any number. After viewing examples, users can interactively practice finding the square roots of the given numbers.
More: lessons, discussions, ratings, reviews,...

Squares and Square Roots

Roots/radicals (Math 7)+ 
JavaScript 
Tool 

[0]

The user reviews square and square roots and sees how they relate to geometry. After viewing examples, users can interactively practice finding the square or square root of the given numbers.
More: lessons, discussions, ratings, reviews,...

Estimating and Rounding Decima...

Rounding (Math 3)+ 
JavaScript 
Tool 

[1]

The user reviews how to estimate and round off whole and decimal numbers. After viewing examples, users can interactively practice rounding the given numbers to specific place values.
More: lessons, discussions, ratings, reviews,...

Estimating the Size of Fractio...

Rounding (Math 5)+ 
JavaScript 
Activity 

[0]

This activity helps students to understand when to round fractions to 0, 1/2 or 1. By sliding a lever, students create visual models to represent fractions. Students decide whether the fractions are c...
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