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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Power Series

Radius and interval of conv. (Calculus) 
Flash 
Tool 

[0]

Discusses the radius of convergence of the sum from 0 to infinity of n^3 (x1)^n/ 7^(n+1).
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Power Series

Radius and interval of conv. (Calculus) 
Java Applet 
Tool 

[0]

Discusses the radius of convergence of the sum from 0 to infinity of n^3 (x1)^n/ 7^(n+1).
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.
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How fast can you run?

Rates (Math 4)+ 
Excel 
Tool 

[1]

Students determine how fast they can run in ft/s, mi/hr, m/s, and km/hr.
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Understanding Distance, Speed,...

Rates (Math 4)+ 
Java Applet 
Tool 

[72]

In this activity, students investigate how changing starting position and step size affect the graph of time versus distance.
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Changing Cost per Minute

Rates (Math 5)+ 
Java Applet 
Tool 

[3]

Users learn how modifications in the rate affect the linear graph displaying accumulation (the total cost of calls).
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Constant Cost per Minute

Rates (Math 5)+ 
Java Applet 
Tool 

[0]

Users examine and try to understand the relationship between a constant rate and how it affects the cost over time.
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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...
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Rate

Rates (Math 5)+ 
Flash 
Tool 

[0]

Understand that rate compares two quantities of different kinds of units and learn how to express rates as unit rates. This online lesson includes an interactive activity and assessment question set.
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Balance Applet

Ratio and proportion (Math 4)+ 
Java Applet 
Tool 

[0]

The weight of one of three shapes is shown in a box below that shape. Try to figure out the weight of the other two objects by using the balance.
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Galactic Exchange

Ratio and proportion (Math 4)+ 
Java Applet 
Tool 

[4]

Students are asked to discover the exchange rates among different types of alien currency, and use this information to find out the amount of money needed to "buy" certain types of food.
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Ratio and Proportion

Ratio and proportion (Math 4)+ 
Flash 
Tool 

[1]

This module's aim is to remind learners about simple ratio and direct proportion, using factsheets, worksheets, an activity, a game, and a quiz at multiple difficulty levels.
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Size Wise  NYSCI

Ratio and proportion (Math 4)+ 
iPad 
Tool 
$ 
[0]

Size Wise uses “forced perspective” photography to invite users to reason proportionallyif they want to make something appear half as big on the screen, they need to place it twice as far away. Meas...
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Ameba

Ratio and proportion (Math 5)+ 
Flash 
Tool 

[3]

Ameba is designed to help students gain a better understanding of ratios and proportions. Students are asked to eat a given amount of dots in reference to the total number of dots on the board. The to...
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Personal Shopper

Ratio and proportion (Math 5)+ 
Flash 
Tool 

[3]

The Personal Shopper game uses shopping and moneyhandling in order to reinforce the idea of proportional reasoning. The gameplay involves the player being given a certain amount of money, and a perc...
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Connection Speed

Ratio and proportion (Math 6)+ 
Excel 
Tool 

[0]

Students test the speed of their Internet connection and then estimate the time required to upload and download files of various sizes.
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Graph Zooming

Ratio and proportion (Math 6)+ 
Java Applet 
Tool 

[0]

Students use different buttons to zoom a graph. They then investigate what is visible and what isn't, depending on which scale the zoom displays.
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LineUp with Math

Ratio and proportion (Math 6)+ 
Java Applet 
Tool 

[0]

LineUp With Math(TM) consists of six Problem Sets. Each enables students to explore and apply decisionmaking and proportional reasoning skills to resolve distanceratetime conflicts in realistic ...
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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.
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Ratio Test

Ratio test (Calculus) 
Flash 
Tool 

[0]

Technical discussion of the reasoning behind the Ratio Test.
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Ratio Test

Ratio test (Calculus) 
Java Applet 
Tool 

[0]

Technical discussion of the reasoning behind the Ratio Test.
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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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Rational Exponents

Rational (Algebra) 
Flash 
Tool 

[0]

Flashbased introduction to fractional exponents. College Cram charges access fees by the month or by the semester for most resources. To get a preview of their tools, see their free math modules.<...
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Explore Rational Functions

Rational Equations (Algebra) 
Java Applet 
Tool 

[1]

Graph a rational function of the form (ax + b)/ (cx + d) and change its coefficients.
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