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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Angles and Angle Measurement

Angles (Geometry) 
Computer 
Support Material 

[1]

Defines angles and angle measurement through rotation.
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XP Math: Helicopter Shootdown ...

Angles (Geometry) 
Flash 
Tool 

[1]

In this game, students set the angle at which to fire, attempting to get "close enough" to the helicopter to shoot it down.
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Principles of Calculus Modelin...

Approximating rate of change (Calculus) 
Computer 
Activity 

[1]

Exercises on average and instantaneous rates of change (PDF).
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Central Angle Theorem  Math O...

Arcs (Geometry)+ 
Java Applet 
Tool 

[1]

A web page and interactive applet illustrate the Central Angle Theorem (an arc subtends twice the angle at the center as at the circumference). By dragging the key points with the mouse, students ...
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Area Explorer

Area (Math 6)+ 
Java Applet 
Tool 

[1]

This activity allows users to test their skill at calculating the area of a random shape.
More: lessons, discussions, ratings, reviews,...

Principles of Calculus Modelin...

As the lim. of the diff. quot. (Calculus) 
Computer 
Activity 

[1]

Exercises on derivatives and the limit definition of the derivative (PDF).
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Limit Review

Calculating limits (Calculus) 
Computer 
Support Material 

[1]

Brief review of properties of limits, L'Hopital's Rule, and asymptotes.
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Simson Line of a Triangle

Centers of triangles (Geometry) 
Java Applet 
Tool 

[1]

Use this applet to discover how to construct the Simson line of a triangle.
More: lessons, discussions, ratings, reviews,...

FunctionComposition Applet

Chain rule and implicit diff. (Calculus) 
Java Applet 
Tool 

[1]

View graphs of functions, their composition, and tangent lines to each function. Includes extensive directions for customizing the applet.
More: lessons, discussions, ratings, reviews,...

Area of a Circle

Circles (Geometry) 
Sketchpad 
Tool 

[1]

This is a downloadable Geometer's Sketchpad file that illustrates the source of the area formula for a circle.
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Construct a circle Through 3 P...

Circles (Geometry)+ 
Java Applet 
Tool 

[1]

An interactive applet and associated web page that demonstrate how to construct the circle that passes through all three given points.
The applet starts with three given points and the user can si...
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Finding Common Denominators

Comparing & ordering (Math 3)+ 
Flash 
Tool 

[1]

This interactive tool is one of a series of tools created by Conceptua Math that are designed for teacherfacilitated instruction. Through the use of this tool, teachers can help students understand ...
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Compare Fractions Using Fracti...

Comparing & ordering (Math 7) 
JavaScript 
Story 

[1]

Middle school teacher, Jeff LeMieux, writes about how he uses the javascript page, Compare Fraction Strips, with his students.
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Compare Fraction Strips

Comparing & ordering (Math 7) 
JavaScript 
Tool 

[1]

Compare fractions graphically using fraction strips  also shows the lowest common denominator.
More: lessons, discussions, ratings, reviews,...

Vector Components

Component Form & Length (Trigonometry) 
Java Applet 
Tool 

[1]

Students learn how a vector is broken down into components with this 3D coordinate system.
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Continuous Functions

Continuity (Calculus) 
Computer 
Support Material 

[1]

An introduction to continuity; explores different definitions of a continuous function, including the epsilondelta definition.
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Continuity

Continuity in terms of limits (Calculus) 
Flash 
Tool 

[1]

An animated proof that the composite of continuous functions is continuous.
More: lessons, discussions, ratings, reviews,...

Number Grid Level 1

Counting (Math 2)+ 
Flash 
Tool 

[1]

First level in a collection of five Number Grid activities. It displays a section of a matrix containing a set of consecutive whole numbers. A move from one number to the next within a row is a change...
More: lessons, discussions, ratings, reviews,...

Second Grade Splash Math [Lite...

Counting (Math 2)+ 
iPad 
Tool 

[1]

The full version of Splash Math has 13 chapters covering over 185 math skills and a supply of problems appropriate for second grade students. This "lite" version provides free access to two of the 13 ...
More: lessons, discussions, ratings, reviews,...

Tables and Combinatorics Dialo...

Counting techniques (Math 7)+ 
Calculator 
Support Material 

[1]

Discussion of tables as a convenient way to store and count outcomes.
More: lessons, discussions, ratings, reviews,...

Cramer's Rule (3x3)

Cramer's Rule (Algebra II)+ 
Flash 
Tool 

[1]

For systems of three linear equations in three variables, this Formula Solver program walk you through the steps for finding the solution using Cramer's Rule (also known as the Third Order Determinant...
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Statistical Analysis Applet

Data analysis (Math 7)+ 
Java Applet 
Tool 

[1]

The user supplies data (positive only) and the applet calculates most of the common "descriptive" statistics parameters such as mean, variance, standard deviation, median, mode, upper and lower quarti...
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FathomŽ Dynamic Data

Data analysis (Math 7)+ 
Fathom 
Tool 
$ 
[1]

Fathom® Dynamic Data does for datadriven mathematics and statistics what The Geometer's Sketchpad did for a geometric approach to mathematical modeling. With Fathom, you can ...
More: lessons, discussions, ratings, reviews,...

Positive Linear Function Machi...

Deriving a function (Math 7)+ 
Java Applet 
Tool 

[1]

This activity allows the user to explore simple linear functions; the function is determined by looking for patterns in the outputs.
More: lessons, discussions, ratings, reviews,...

Central Limit Theorem Activity

Designing Samples (Probability & Statistics)+ 
Java Applet 
Activity 

[1]

This activity represents a very general demonstration of the effects of the Central Limit Theorem (CLT). The activity is based on the SOCR Sampling Distribution CLT Experiment and provides the capabil...
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