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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Spreadsheet and Graphing Tool

Equations and functions (Math 7)+ 
Java Applet 
Tool 

[0]

The equals sign has many other uses and interpretations. Each use provides an alternative viewpoint on the concept of equality, a different way in which mathematical objects can be equivalent.
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Spy Game Lesson

Addition (Math 3)+ 
Calculator 
Lesson Plan 

[0]

Students will learn how to do modular math and use it to decipher encrypted messages.
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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.
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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.
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Squares and Similar Things

Multiply (Algebra)+ 
Java Applet 
Tool 

[1]

Use your knowledge of binomial expansion and the FOIL method to match each expression with its corresponding expanded and simplified expression.
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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.
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Squares are Trendy

General (Kindergarten)+ 
Computer 
Story 

[0]

Pierre describes how he used Game About Squares to start a daylong workshop with K1 teachers. He describes the game as having brought to the forefront some great ideas not only about what we can lea...
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Squares in a Square

Patterns and sequences (Math 5)+ 
Java Applet 
Technology PoW 

[3]

If you have a checkerboard that is 50x50 with small squares inside it, how many squares will there be all together? Students use a Java applet from the Freudenthal Institute to think about the ques...
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Squaring the Triangle

Triangles (Math 6)+ 
Java Applet 
Tool 

[0]

This applet allows users to explore right triangles and the Pythagorean Theorem. The applet can also be used to explore the angle measurements of triangles.
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Standard Deviation Calculator

Data analysis (Math 7)+ 
Flash 
Tool 

[0]

Students often experience difficulty with the concepts of variance and standard deviation. This tool presents these concepts both visually and interactively. It provides an example using a given five ...
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Standard Deviation Dialogue

Normal Distributions (Probability & Statistics) 
Calculator 
Support Material 

[0]

Introduces standard deviaton and describes how to compute it.
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Standard Equation of a Line

Line (Geometry)+ 
Sketchpad 
Activity 

[0]

A guided exploration, using Geometer's Sketchpad, of the standard form of a linear equation.
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Standard Form Calculator

Base ten, place value (Math 5)+ 
Flash 
Tool 

[0]

This is a calculator to convert numbers to and from standard index form (also known as "standard form" or "scientific notation").
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Standard Normal Distribution

Normal Distributions (Probability & Statistics) 
Java Applet 
Tool 

[2]

This application is designed to enhance your understanding of standard scores, areas under the normal curve, and probability as applied to inferential statisitics. With this application you can: scal...
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StatCrunch

Displaying with Graphs (Probability & Statistics)+ 
Java Applet 
Tool 

[1]

Statistical software for data analysis on the Web. Load text or Excel files from your local machine or via the Web; transform data using mathematical expressions; sort and rank data columns; simulate ...
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Statcato

Data and Distributions (Probability & Statistics)+ 
Computer 
Tool 

[0]

Statcato is a free Java software application developed for elementary statistical computations. Statcato has two main windows: Log, where outputs of computations are displayed; and Datasheet, which co...
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State Population Projections

Data analysis (Math 3)+ 
Computer 
Lesson Plan 

[0]

In this activity, students examine the United States Census Bureau Web site to investigate projections of the total population of states from 19952025. Using the provided data, students will analyze...
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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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Statistics Applet

Sampling Distributions (Probability & Statistics)+ 
JavaScript 
Tool 

[0]

Enter up to thirty pieces of data and have this applet calculate the sample mean, standard deviation, and confidence interval for the sample mean. Also, read a brief explanation of the mathematics in...
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Statistics Handbook for the TI...

General (Probability & Statistics) 
TI83/TI84 
Activity 

[0]

The Statistics Handbook for the TI83 is intended as an aid in using the TI83 graphing calculator with most introductory statistics texts. The TI83's powerful statistical features allow you to conce...
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Statistics Table Calculator

Data and Distributions (Probability & Statistics)+ 
JavaScript 
Tool 

[0]

This is a statistics table calculator that allows you to compute probabilities from zscores and tscores and vice versa. There is also a chisquared calculator. It's much faster and more accurate tha...
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Statistics and Shopping

Data analysis (Math 6)+ 
Java Applet 
Lesson Plan 

[0]

Looks at statistics and data analysis concepts from the practical questions that arise in everyday life.
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Statistics with List Editor

General (Probability & Statistics) 
TI89 
Tool 

[0]

This App provides the functionality students need for an AP Statistics course. It delivers statistics capabilities, including inferential statistics. Students can import, view and plot CBL 2(TM) da...
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Stay or Switch?  The Monty Ha...

Probability of event (Math 6)+ 
Flash 
Tool 

[1]

Players choose one of three doors to experimentally determine the odds of winning the grand prize behind one of the doors, as in the TV program "Let's Make a Deal." This site provides a variety of "ex...
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Stella4D

Geometry in space (Math 1)+ 
Computer 
Tool 
$ 
[0]

Stella4D allows you to create and view 3D polyhedra and 4D polytopes. Hundreds provided (Platonic, Archimedean, KeplerPoinsot & all other uniform polyhedra, Johnson Solids, Stewart toroids, compo...
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