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Resource Name 
Topic (Course) 
Technology 
Type 
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5 Dice: Order of Operations Ga...

Operations with numbers (Math 7) 
iPad 
Tool 

[1]

5 Dice: Order of Operations Game is a math app intended for upper elementary and middle school students that helps students enjoy practicing their order of operations. The game encourages students to ...
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9 digits

Mental math (Math 7)+ 
Android 
Tool 

[0]

This is a puzzle with 9! possibilities and 336 solutions. The problem posed in 9 digits consists in the organization of the numbers 1 to 9 in a square of 3 * 3 to make the sum of the numbers of the fi...
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Abacus

Operations with numbers (Math 7) 
Java Applet 
Tool 

[1]

An electronic abacus that can be used to do arithmetic.
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About Real Numbers

Properties of numbers (Math 7) 
Flash 
Tool 

[0]

Flash tutorial introducing the number line, absolute value, and what kinds of numbers make up real numbers. College Cram charges access fees by the month or by the semester for most resources. To ...
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Addition Table

Mental math (Math 7) 
Flash 
Tool 

[1]

The object of this game is to fill the whole addition table with the numbered tiles. Users can pick up and drag each tile to its correct cell with the mouse. If the cell in the table is clicked, its a...
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Addition and Subtraction

Operations with numbers (Math 7) 
TI73 Explorer 
Activity 

[1]

Stepbystep directions on how to use the Number Line App to add and subtract whole numbers, integers, fractions, decimals, and percentages.
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Arbitrary Precision Calculator

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

This applet is meant to demonstrate the importance of significant figures in measurement. This applies especially to significant figures in chemistry.
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Arithmetic Four

Operations with numbers (Math 7) 
Java Applet 
Tool 

[5]

This activity allows the user to practice addition, subtraction, multiplication, and division.
...
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Aritmética cuatro

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

Un juego parecido a Fracción Cuatro, pero en vez de preguntas acerca de fracciones, el jugador tiene que responder preguntas sobre aritmética (suma, resta, multiplicación y división) para ganarse u...
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Aritmética del reloj

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

Los estudiantes aprenden operaciones de aritmética modular trabajando con diferentes tipos de relojes. Parámetros: Número de horas en el reloj.
versión en inglés
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Big Blue Calculator

Operations with numbers (Math 7) 
Flash 
Tool 

[1]

Use the Big Blue Calculator on an interactive whiteboard to show students how the calculator works. The display can be hidden using the button at its lower left corner.
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Broken Calculator

Operations with numbers (Math 7) 
Flash 
Tool 

[2]

Eric's calculator has lost most of its keys. Can you find a way for the leftover keys to generate the target numbers?
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Caesar Cipher

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

Students practice simple arithmetic skills by encoding and decoding messages using an affine cipher.
Spanish version also available.
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Caesar Cipher II

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

Students practice simple arithmetic skills by encoding and decoding messages to determine the form for an affine cipher.
Spanish version also available.
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Caesar Cipher III

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

Students practice their reasoning and arithmetic skills by decoding messages to determine the form for an affine cipher.
Spanish version also available.
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Clock Arithmetic

Operations with numbers (Math 7) 
Java Applet 
Tool 

[1]

Students learn about modular arithmetic operations through working with various types of clocks. Parameters: Number of hours on the clock.
Spanish version also available.
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Clock Arithmetic and Cryptogra...

Operations with numbers (Math 7) 
Java Applet 
Lesson Plan 

[2]

The following discussions and activities are designed to lead the students to practice their basic arithmetic skills by learning about clock arithmetic (aka modular arithmetic) and cryptography.
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Clock Arithmetic on a 10hour ...

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

On a 10hour clock, there are only 10 numbers in the whole number system. However, every number has lots of different names. For example, the number before 1 is 0, so 10 = 0 on a 10hour clock.
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Clock Arithmetic on a 12hour ...

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

On a 12hour clock, there are only 12 numbers in the whole number system. However, every number has lots of different names. For example, the number before 1 is 0, so 12 = 0 on a 12hour clock.
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Clock Arithmetic on a 2hour c...

Operations with numbers (Math 7) 
Java Applet 
Tool 

[0]

On a 2hour clock, there are only 2 numbers in the whole number system. However, every number has lots of different names. For example, the number before 1 is 0, so 2 = 0 on a 2hour clock.
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Clocks and Modular Arithmetic ...

Operations with numbers (Math 7) 
Java Applet 
Support Material 

[0]

A dialogue between a student and a mentor on the relationship between clocks and modular arithmetic.
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Comparison Estimator

Estimation (Math 7) 
Java Applet 
Tool 

[1]

Practice estimation skills by comparing two sets of objects, lengths, or areas. Parameters include: error tolerance.
Spanish version also available.
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Countdown

Operations with numbers (Math 7) 
Flash 
Tool 

[0]

Find the target number using the numbers given and the four basic operations. Start the timer for an added challenge.
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Create your own Math Quiz

Operations with numbers (Math 7) 
Computer 
Tool 

[1]

Use the menus and text boxes to create your own quizzes on addition, subtraction, multiplication, and division  or browse from among a selection. Click the appropriate button to reveal answers, grad...
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Cryptography and Ciphers Dialo...

Operations with numbers (Math 7) 
Java Applet 
Support Material 

[0]

A dialogue between a student and a mentor on the relationship between cryptography and ciphers.
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