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Topic (Course) 
Technology 
Type 
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Which Pocket?

Least common multiple (Math 7) 
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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Primitives

Prime (Math 7)+ 
Flash 
Tool 

[2]

Primitives is a small Flash application for visualizing numbers in terms of their prime factors.
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Mastermind

Sequences & series (Math 7) 
Java Applet 
Tool 

[2]

This virtual manipulative is a version of the classic Mastermind game of logic. Win the game by discovering the colors of the four peg solution.
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Graphical Representations for ...

Least common multiple (Math 7) 
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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Number Worlds: Visual and expe...

Number theory (Math 7) 
Computer 
Support Material 

[1]

Recent research demonstrates that many issues related to the structure of natural numbers and the relationship among numbers are not well grasped. In this article, the computerbased learning environm...
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Prisoners and Escapees  Julia...

Sequences & series (Math 7) 
Java Applet 
Support Material 

[1]

Defines the notion of prisoners and escapees as they pertain to iterative functions. A prisoner ultimately changes to a constant while escapees iterate to infinity.
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NumberWorlds

Number theory (Math 7) 
Java Applet 
Tool 

[1]

With this applet, students can investigate various properties of numbers including patterns of even, odd, square and prime numbers, as well as multiples and factors. There are also different "worlds" ...
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Factor Pair Generator

Factor (Math 7) 
JavaScript 
Tool 

[1]

Generates a list of factor pairs for a given number.
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Paper Pool Tool

Least common multiple (Math 7) 
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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Flash Math

Multiple (Math 7) 
Flash 
Tool 

[6]

In a game context students select a sequence of numbers using the "rule" stated for that game. There are three levels that a user can choose including easy, medium, or hard.
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The Factor Game

Prime (Math 7)+ 
Java Applet 
Lesson Plan 

[4]

The Factor Game engages students in a friendly contest in which winning strategies involve distinguishing between numbers with many factors and numbers with few factors. Students are then guided th...
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Factorize

Factor (Math 7) 
Java Applet 
Tool 

[2]

Learn about factors through building rectangular arrays on a grid.
Spanish version also available.
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Pascals Triangle

Pascal's triangle (Math 7) 
Java Applet 
Tool 

[2]

Pascal's triangle is a triangular arrangement of numbers corresonding to the probabilities involved in flipping coins, or the number of ways to choose n objects from a group of m indistinguishable obj...
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Multiples and Factors

Factor (Math 7)+ 
JavaScript 
Tool 

[2]

Review knowledge of multiples and factors through practice worksheets, fact sheets, and a threelevel quiz. A page for instructors gives UK curricular alignments and other useful web sites for teachin...
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Exploration: Factor Trees, Pri...

Factor (Math 7) 
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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How Many Hits?

Least common multiple (Math 7) 
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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Mandelbrot Set Dialogue

Sequences & series (Math 7) 
Java Applet 
Support Material 

[1]

Shows how the set of all Julia Sets are used to create the classic Mandelbrot fractal.
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Factor Tree

Factor (Math 7) 
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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The Factor Game

Prime (Math 7)+ 
Java Applet 
Tool 

[4]

The Factor Game is an interactive game that exercises the user's factoring ability. The user can test their skills against another human or the computer.
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Algebra Tiles

Factor (Math 7) 
Java Applet 
Tool 

[3]

Visualize multiplying and factoring algebraic expressions using tiles.
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Factors and Multiples

Prime (Math 7)+ 
JavaScript 
Tool 

[3]

The user learns about factors, multiples, prime and composite numbers, and how to find factors and multiples of given numbers. After veiwing examples, users can interactively practice factoring numbe...
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Ask Dr. Math: FAQ: Learning to...

Factor (Math 7) 
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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Fibonacci Numbers in Nature

Sequences & series (Math 7) 
Computer 
Tool 

[1]

This series of slides shows photographs and drawings of plants in nature that exhibit and demonstrate the Fibonacci series. Animations are also included to help the students see the spirals and the g...
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Pattern Generator

Sequences & series (Math 7) 
Java Applet 
Tool 

[1]

Determine and then continue the pattern generated.
Spanish version also available.
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Factoring Unit Quiz

Prime (Math 7)+ 
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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