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Topic (Course) 
Technology 
Type 
$? 
Rating 

Rule of 72

Growth (Algebra)+ 
JavaScript 
Tool 

[0]

The rule says that to find the number of years required to double your money at a given interest rate, you just divide the interest rate into 72. For example, if you want to know how long it will take...
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Savings Calculator

Growth (Algebra)+ 
Java Applet 
Tool 

[0]

Use this savings calculator to see how a consistent approach to investing can make your money grow. Whether saving for a house, a car, or other special purchase, the savings calculator will help you d...
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Shedding Light on the Subject

Growth (Algebra)+ 
Java Applet 
Tool 

[0]

This is a full lesson that gives students experience with exponential functions in an application format. There is a movie, an applet for gathering information, and a graphing applet. There is a les...
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Student Loan Debt Calculator

Growth (Algebra)+ 
Calculator 
Tool 

[0]

The "Student loan debt calculator" applies two simple principles to paying off highinterest debt.
1. Consolidate the existing student loans
2. Use the extra cash every month to pay off other hi...
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Using "Exponential Decay" tool...

Growth and decay applications (Algebra II) 
Java Applet 
Story 

[0]

The "Exponential Decay" Java applet was used on the discussion board with an online Algebra II course. Students were asked to use the applet, and then go to the discussion board and discuss the questi...
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Deer Population

Growth and decay applications (Algebra II) 
JavaScript 
Tool 

[0]

Explore examples of exponential growth and decay, bounded growth, and carrying capacity in this simulation of the effects of birth and death rates and food supply on a deer population. Includes questi...
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Exponential Decay

Growth and decay applications (Algebra II) 
Java Applet 
Tool 

[1]

The applet below is a simulation of the law of radioactive decay. The red circles of this simulation symbolize 1000 atomic nuclei of a radioactive substance whose halflife period T1/2 amounts to 20 s...
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How Long Will It Take To Pay O...

Growth and decay applications (Algebra II)+ 
Calculator 
Tool 

[0]

Americans today owe more money than ever before. The fact that 'interest never sleeps' means that the situation will continue to worsen unless steps are taken at the individual level to reduce or elim...
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Mortgage Calculator

Growth and decay applications (Algebra II)+ 
JavaScript 
Tool 

[0]

A mortgage calculator that offers graphical representations of an amortization graph, repayment chart, and a balance graph.
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Strategies for the Prevention ...

Growth and decay applications (Algebra II)+ 
JavaScript 
Tool 

[0]

Simulation of the spread of influenza in a day care, an office building, and a city. Variable parameters include population size, vaccination, quarantine, rates of survival, and more.
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Hamiltonian Cycles

Hamiltonian circuits (Discrete Math) 
Flash 
Tool 

[0]

This set of problems consists of a handful of randomly selected graphs for which the user is to find a Hamiltonian circuit or trail (i.e., a walk in the graph that uses every vertex exactly once) if i...
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Exploring Histograms

Histograms, freq. dist (Math 6)+ 
Java Applet 
Activity 

[1]

The user will create their own set of data and then see how changes can occur in the mean, median, and mode and the shape of the histogram when changes are made in the data set in this activity.
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Histogram

Histograms, freq. dist (Math 6)+ 
Java Applet 
Tool 

[3]

This activity allows the user to view and make their own histograms.
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Mean and Median

Histograms, freq. dist (Math 6)+ 
Flash 
Tool 

[1]

This flash allows the student to load and modify six existing datasets. The flash calculates the mean, median, and quartiles, and plots a histogram. Students are encouraged to examine the effects of...
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The Histogram (Amsco Integrate...

Histograms, freq. dist (Math 7)+ 
Flash 
Support Material 

[0]

This minilesson explains histograms and how to draw them.
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History of Geometry

History of geometry (Geometry) 
Computer 
Support Material 

[2]

This is a brief history of geometry by general topics (e.g. coordinate geometry).
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Translation of Functions

Horizontal shift (Algebra II)+ 
Sketchpad 
Activity 

[0]

Students create both geometric and algebraic translations of a function, match the two translations, and use the components of the geometric vector to write an equation for translated image. The li...
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Rational Equations Visualizer

Horizontal shift (Algebra II)+ 
Java Applet 
Tool 

[2]

Explore how the parameters in a rational equation affect the graph of the equation. Dynamically change the parameters and immediately see how the graph changes. Undefined points are clearly visible....
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Translation of Functions

Horizontal shift (Algebra II)+ 
Sketchpad 
Tool 

[0]

Students create both geometric and algebraic translations of a function, match the two translations, and use the components of the geometric vector to write an equation for translated image. The li...
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Hyperbolas Quiz

Hyperbolas (Algebra II) 
JavaScript 
Activity 

[0]

This is a 10 question multiple choice quiz on hyperbolas. Includes questions the require understanding of foci and standard form. Hints are given as well as immediate feedback.
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Graphing the Equation of a Hyp...

Hyperbolas (Algebra II)+ 
Flash 
Support Material 

[0]

This minilesson explains the basics of a hyperbola such as the foci, center, asymptotes, etc., as well as how to identify the key elements and graph the hyperbola.
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HyperbolasSketching

Hyperbolas (Algebra II)+ 
Flash 
Support Material 

[0]

This has a full explanation of how to graph a hyperbola from a given equation. If you scroll down to the middle of the page, there is a flash movie that takes you through the graphing process step by...
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Drawing Hyperbola

Hyperbolas (Algebra II)+ 
Java Applet 
Tool 

[0]

Interactive page to draw hyperbolas.
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Equation of a Horizontal Hyper...

Hyperbolas (Algebra II)+ 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an hyperbola centered on (0,0) and with its major axis on the xaxis. With stepbystep instructions and an illustrated glossary, students can learn how t...
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Equation of a Vertical Hyperbo...

Hyperbolas (Algebra II)+ 
Flash 
Tool 

[0]

Flash introduction to finding the equation of an hyperbola centered on (0,0) and with its major axis on the yaxis. With stepbystep instruction and an illustrated glossary, students can learn how to...
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