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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

A Million Penny Project

Large numbers (Math 7) 
Spreadsheet 
Technology PoW 

[2]

Students use a spreadsheet to show when they will have collected their million pennies.
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About Exponents

Exponents (Math 7) 
Flash 
Tool 

[0]

A Flash applet that reviews the definition of exponents, and what happens when the exponent is one or zero. College Cram charges access fees by the month or by the semester for most resources. To ...
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Addition and Subtraction of Ra...

Roots/radicals (Math 7) 
Flash 
Support Material 

[0]

This minilesson explains how to add and subtract like and unlike radicals. Like radicals are radicals that have the same index and the same radicand.
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Aritmética del reloj

Number sense (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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Ask Dr. Math: FAQ: Tower of Ha...

Writing powers (Math 7) 
Java Applet 
Support Material 

[0]

An explanation of a classic problem from the Ask Dr. Math Frequently Asked Questions files.
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Base 10 Blocks

Base ten, place value (Math 7) 
Java Applet 
Tool 

[0]

This program consists of a panel, as shown on the right, where one can click on any of three different block sizes that represent 1 unit, 10 units, and 100 units and drag them into the working pane...
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Base Blocks

Base ten, place value (Math 7)+ 
Java Applet 
Tool 

[10]

Illustrate addition and subtraction in a variety of bases.
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Base Blocks Decimals

Base ten, place value (Math 7) 
Java Applet 
Tool 

[2]

Add and subtract decimal values using base blocks.
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Birmingham Grid for Numbers (P...

Base ten, place value (Math 7) 
JavaScript 
Tool 

[0]

Use this tool to reinforce students' understanding of place value. Students choose values from groups of units, tens, and hundreds, or decimal values, to reach the target number. Versions of this acti...
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Buffon's Needle

Irrational numbers (Math 7) 
Java Applet 
Tool 

[0]

Students experiment with a simulation to get an approximation of Pi.
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Caesar Cipher

Number sense (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

Number sense (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

Number sense (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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Chip Abacus

Base ten, place value (Math 7) 
Java Applet 
Tool 

[0]

Learn about carrying and digits using chips.
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Classroom narrative: Frogs

Number sense (Math 7) 
Computer 
Story 

[0]

A story from the middle school classroom: the mathematical ideas and questions encountered by one group of students worked with the Frogs microworld.
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Clock Arithmetic

Number sense (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...

Number sense (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 ...

Number sense (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 ...

Number sense (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...

Number sense (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 ...

Number sense (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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Colour Calculator

Number sense (Math 7) 
JavaScript 
Tool 

[0]

Students are able to explore fraction and decimal number patterns with this colour calculator.
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Colour Calculator Information ...

Number sense (Math 7) 
Computer 
Lesson Plan 

[1]

Suggestions of question prompts to provide students as they use Colour Calculator, one of the Alive Maths microworlds.
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Computing Pi

Number sense (Math 7) 
Computer 
Tool 

[1]

The Greek mathematician Archimedes approximated pi by inscribing and circumscribing polygons about a circle and calculating their perimeters. Similarly, the value of pi can be approximated by calculat...
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Cryptography and Ciphers Dialo...

Number sense (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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