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About Arithmetic Sequences

Sequences & series (Math 5) 
Flash 
Tool 

[0]

Flashbased introduction to arithmetic sequences, including finding the general term, a specific term, and the sum of a range of terms. College Cram charges access fees by the month or by the sem...
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About Geometric Sequences

Sequences & series (Math 5) 
Flash 
Tool 

[0]

Flashbased introduction to geometric sequences, including finding the general term, a specific term, and the sum of a range of terms. College Cram charges access fees by the month or by the seme...
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An Introduction to Arithmetic ...

Sequences & series (Math 5) 
Java Applet 
Lesson Plan 

[0]

This lesson is designed to introduce students to the idea of an arithmetic sequence.
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Arithmetic Series

Sequences & series (Math 5) 
Java Applet 
Tool 

[0]

Students are given one number, then they click, and the next number appears. Students should click until they can figure out how to get the next number in the sequence. There are only 8 sequences, s...
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Ask Dr. Math FAQ: Prime Number...

Number theory (Math 5) 
Java Applet 
Support Material 

[0]

Answers to the frequently asked questions including: What is a prime number? How can you find prime numbers? What's the Sieve of Eratosthenes? What's the largest known prime?
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Ask Dr. Math: FAQ: Learning to...

Factor (Math 5) 
Java Applet 
Support Material 

[1]

Students regularly ask Doctor Math questions about how to factor. Here are some answers from the archives.
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Ask Dr. Math: FAQ: Pascal's Tr...

Pascal's triangle (Math 5) 
Java Applet 
Support Material 

[0]

Answers to the frequently asked questions: What is Pascal's Triangle? How do you construct it? What is it used for?
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Box Model

Composite (Math 5)+ 
Java Applet 
Technology PoW 

[0]

Is your box model game fair?
NOTE: A free login is required. Sign up using the link on the login page, or use your existing KenKen or Problems of the Week loginsee this page for details...
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Color by Numbers

Number theory (Math 5) 
Sketchpad 
Tool 

[0]

Students investigate patterns produced on a grid of numbers generated through addition and multiplication of the whole numbers. The focus is on elementary number theory concepts such as even/odd, fact...
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Colorear los residuos en el Tr...

Pascal's triangle (Math 5) 
Java Applet 
Tool 

[0]

Los estudiantes colorean números en el Triángulo de Pascal escogiendo un número al azar y luego dando un clic en todas las entradas que tienes el mismo residuo, cuando son divididos por el número e...
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Coloring Remainders in Pascal'...

Pascal's triangle (Math 5) 
Java Applet 
Tool 

[0]

Students color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that have the same remainder when divided by the number rolled.
Spanish version also avail...
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Containers

Number theory (Math 5) 
Java Applet 
Technology PoW 

[1]

Use two measuring cups of a particular size to figure out how to measure out other quantities.
NOTE: A free login is required. Sign up using the link on the login page, or use your...
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Crear Sucesiones

Sequences & series (Math 5) 
Java Applet 
Tool 

[0]

Los estudiantes aprenden de patrones numéricos en sucesiones y recursiones especificando un número inicial, la razón (geométrica) o la diferencia (aritmética).
versión en inglés
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Digit Card Problems

Factor (Math 5)+ 
Computer 
Tool 
$ 
[0]

Alterable worksheet in which students are presented with four digits and are asked to form twodigit numbers that sum to be a multiple of a given number, or are asked to choose two factors of a given ...
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Discovering Patterns

Pascal's triangle (Math 5) 
Java Applet 
Tool 

[0]

Click on each button to show where the number sets appear in Pascal's Triangle. Number sets include the natural, triangular, tetrahedral, and Fibonacci numbers.
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Everyday Mathematics® Divisibi...

Divisibility tests (Math 5)+ 
iPad 
Tool 
$ 
[0]

This game offers a way to practice recognizing multiples of a number and applying divisibility tests. Players are presented with a target divisor and number globes in the playing area. They click the ...
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Exploration: Factor Trees, Pri...

Factor (Math 5) 
Java Applet 
Activity 

[1]

What a treasure this NLVM applet is! This lesson has been successful with students of all ability levels in grades 5  8 (change the examples for lower grades). Many teachers are not aware of this eff...
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Factor POP!!

Factor (Math 5)+ 
iPhone 
Tool 

[0]

Factor POP! challenges users to utilize math skills and quick fingers. Buttons scroll across the screens at a chosen speed, and the user has to pop the buttons that are multiples or factors of the cho...
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Factor Table

Factor (Math 5) 
Flash 
Tool 

[0]

Is the number in a row a factor of the number heading a column? If so, drag its cofactor into the given square; if not, drag the red X. Click a square to see the two numbers; click again to see a vis...
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Factor Tree

Factor (Math 5) 
Java Applet 
Tool 

[10]

This manipulative allows you to construct factor trees (to the prime factors) for two numbers, and then from the prime factorization, you are asked to identify the Least Common Multiple (LCM) and the ...
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Factorgram

Prime factorization (Math 5) 
Flash 
Tool 

[0]

Drag prime numbers into the diagram to see if they are factors of the given number. Numbers you have tried so far will be listed to the right of the diagram.
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Factoring Unit Quiz

Number theory (Math 5) 
JavaScript 
Tool 

[1]

The user can test their understanding of basic concepts of factoring, such as the greatest common factor and least common multiple using this online interactive quiz.
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Factorizar

Factor (Math 5) 
Java Applet 
Tool 

[0]

Aprenda sobre factores construyendo arreglos rectangulares en una cuadrícula.
versión en inglés
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Factorizar 2

Factor (Math 5) 
Java Applet 
Tool 

[0]

Aprenda sobre factores construyendo arreglos rectangulares en una cuadrícula.
versión en inglés
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Factorize

Factor (Math 5)+ 
Computer 
Tool 

[0]

With this activity, you can visually explore the concept of factors by creating rectangular arrays. The length and width of the array are factors of your number.
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