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Topic (Course) 
Technology 
Type 
$? 
Rating 

Compare Prices During the Grea...

Proportional reasoning (Math 7) 
JavaScript 
Support Material 

[0]

How much did toys and clothing cost during the Great Depression of the 1930s? What would they cost today?
Look at the Then and Now: Prices table below. In the left column is a list of women's clot...
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Consumer Price Index (Estimate...

Proportional reasoning (Math 7) 
JavaScript 
Support Material 

[0]

This page has data on the Consumer Price Index (CPI) is a measure of the average change in prices over time in a market basket of goods and services. The Bureau of Labor Statistics releases CPI data m...
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Consumer Price Index, 1913

Proportional reasoning (Math 7) 
JavaScript 
Support Material 

[0]

The Consumer Price Index (CPI) is a measure of the average change in prices over time in a market basket of goods and services. The Bureau of Labor Statistics releases CPI data monthly. This table pro...
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Direct Variation (Amsco Integr...

Proportional reasoning (Math 7) 
Flash 
Support Material 

[0]

This minilesson explains direct variation: a relationship between two variables such that their ratio is always constant.
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About Variation

Proportional reasoning (Math 7) 
Flash 
Tool 

[0]

This tutorial explains direct variation, indirect variation, and the constant of variation as they describe the relationship between the x and y values in a simple function.
College Cram charges...
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All About Ratios

Proportional reasoning (Math 7) 
Computer 
Tool 

[2]

The "All About Ratios" activities are designed to introduce ratios in a conceptbuilding way. The activities can be done on computers with Internet access or be printed. The author suggests that pairs...
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All About Ratios: A Learning T...

Proportional reasoning (Math 7) 
Flash 
Tool 

[2]

The "All About Ratios" activities are designed to introduce ratios in a conceptbuilding way. Activities include both practice exercises and a quiz.
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Ameba

Proportional reasoning (Math 7) 
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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How much did it cost back in?

Proportional reasoning (Math 7) 
Computer 
Tool 

[0]

This WolframAlpha widget calculates and displays the current value of a historical amount of money.
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Personal Shopper

Proportional reasoning (Math 7) 
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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Tip Jar

Proportional reasoning (Math 7) 
Computer 
Tool 

[0]

What's the deal with all the tip calculators in the App Store? Is calculating 15% hard? Nope, and this lesson uses percents to explore the math of eatingand workingin a restaurant, from leaving ti...
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Percentage Proportion Problems...

Proportions (Math 4) 
JavaScript 
Story 

[0]

Jeff LeMieux, writes about how he uses the Perl Script, Percentage Proportion Problems generator.
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Solving Proportions  Story

Proportions (Math 4) 
JavaScript 
Story 

[0]

Jeff LeMieux, writes about how he uses the Javascript page, Solving Proportions.
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Proportion Solver

Proportions (Math 4) 
JavaScript 
Tool 

[1]

A JavaScript which demonstrates solving proportions using the proportion equation.
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Thinking Blocks  Ratio Word P...

Proportions (Math 4) 
Flash 
Tool 

[6]

Thinking Blocks teaches students in grades 4  6 how to model and solve multistep word problems dealing with ratio and proportion. Using brightly colored blocks, students model the relationships among...
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Graphical Representations for ...

Proportions (Math 5) 
Java Applet 
Lesson Plan 

[1]

Finding a rule for the number of hits is only the first step in exploring the Paper Pool game. Students can gain a deeper understanding of the patterns by considering graphical representations of the ...
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How Many Hits?

Proportions (Math 5) 
Java Applet 
Lesson Plan 

[1]

Students will continue their investigation of the Paper Pool game by exploring more tables and organizing the results. Using the data that they collect, they will attempt to find a relationship betwee...
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Which Pocket?

Proportions (Math 5) 
Java Applet 
Lesson Plan 

[2]

In this lesson, students continue their investigation by discovering a rule to predict the pocket in which the ball will land. As an extension, students can also consider the number of squares that a ...
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Wrapping It Up

Proportions (Math 5) 
Java Applet 
Lesson Plan 

[0]

In the first four lessons of this unit, students investigated the Paper Pool game, collected data, identified patterns, and made predictions about the number of hits, the pocket in which the ball land...
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Distance, Rate, and Time

Proportions (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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Paper Pool Tool

Proportions (Math 5) 
Java Applet 
Tool 

[9]

This applet allows users to explore the game of Paper Pool in which a ball leaves a corner at 45 degrees and continues on until landing in a pocket.
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Proportions

Proportions (Math 5) 
JavaScript 
Tool 

[0]

The user reviews the definition of proportions and how to take the cross product. After viewing examples, users can practice finding the cross product to solve for the missing number in the proportion...
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Similar Figures

Proportions (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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Thinking Blocks  Ratio Word P...

Proportions (Math 5) 
Flash 
Tool 

[6]

Thinking Blocks teaches students in grades 4  6 how to model and solve multistep word problems dealing with ratio and proportion. Using brightly colored blocks, students model the relationships among...
More: lessons, discussions, ratings, reviews,...

Graphical Representations for ...

Proportions (Math 6) 
Java Applet 
Lesson Plan 

[1]

Finding a rule for the number of hits is only the first step in exploring the Paper Pool game. Students can gain a deeper understanding of the patterns by considering graphical representations of the ...
More: lessons, discussions, ratings, reviews,...

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