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Topic (Course) 
Technology 
Type 
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Rating 

Number Track

Number sense (Math 4) 
Flash 
Tool 

[0]

Place the number tiles into the correct order on the track. There are three levels of difficulty, with an option to make your own number track arrangements.
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Resources for Interactive Whit...

Number sense (Math 4) 
Flash 
Tool 

[2]

These simple maths resources for interactive whiteboards emphasize student differentiation and progression. All activities are linked to a key objective/objectives from the UK's Primary Framework. ...
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SMILE Mathematics App

Number sense (Math 4) 
TI73 Explorer 
Tool 

[0]

The SMILE App contains five games that reinforce skills from the number & operations, geometry, and measurement standards. The games are a part of the SMILE Mathematics computer software suite develop...
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Scrambler

Number sense (Math 4) 
Flash 
Tool 

[0]

The goal of this sliding tile scrambler puzzle is to replace the tiles in the order in which they originally appeared, by rotating the rows and columns.
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The 4 Digit Sequencer

Number sense (Math 4) 
Flash 
Tool 

[0]

Given a starting number and step size, this sequencer challenges students to deduce the terms of a sequence by viewing subsets of the pattern. The sequencer allows for the input of fourdigit and nega...
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The Crazy Counting Machine

Number sense (Math 4) 
Flash 
Tool 

[0]

Can you reach the target number in as few clicks as possible? Makes use of doubling and halving strategies in working towards a target number.
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Wash Line

Number sense (Math 4) 
Flash 
Tool 

[0]

Hang the numbered shirts on the line in order. Order a mixed set of numbers with up to three decimal places.
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Modular Arithmetic Lesson

Number sense (Math 5) 
Java Applet 
Activity 

[1]

Clock (or modular) arithmetic is arithmetic you do on a clock instead of a number line. Investigate arithmetic using a 12hour, 10hour, and 2hour clock.
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SMILE Mathematics Activity

Number sense (Math 5) 
TI73 Explorer 
Activity 

[0]

Stepbystep directions on how to use the the five SMILE Mathematics computer games: MiniMax, Box, Matching Fractions, Angle, and Rhino.
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Clock Arithmetic and Cryptogra...

Number sense (Math 5) 
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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Clocks and Modular Arithmetic ...

Number sense (Math 5) 
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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Cryptography and Ciphers Dialo...

Number sense (Math 5) 
Java Applet 
Support Material 

[0]

A dialogue between a student and a mentor on the relationship between cryptography and ciphers.
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Number Worlds: Visual and expe...

Number sense (Math 5) 
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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What are Remainders Dialogue

Number sense (Math 5) 
Java Applet 
Support Material 

[0]

A dialogue between a student and a mentor about remainders.
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Aritmética del reloj

Number sense (Math 5) 
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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Caesar Cipher

Number sense (Math 5) 
Java Applet 
Tool 

[0]

Students practice simple arithmetic skills by encoding and decoding messages using an affine cipher.
Spanish version also available.
More: lessons, discussions, ratings, reviews,...

Caesar Cipher II

Number sense (Math 5) 
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.
More: lessons, discussions, ratings, reviews,...

Caesar Cipher III

Number sense (Math 5) 
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.
More: lessons, discussions, ratings, reviews,...

Clock Arithmetic

Number sense (Math 5) 
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.
More: lessons, discussions, ratings, reviews,...

Clock Arithmetic on a 10hour ...

Number sense (Math 5) 
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.
More: lessons, discussions, ratings, reviews,...

Clock Arithmetic on a 12hour ...

Number sense (Math 5) 
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.
More: lessons, discussions, ratings, reviews,...

Clock Arithmetic on a 2hour c...

Number sense (Math 5) 
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.
More: lessons, discussions, ratings, reviews,...

Compare Numbers

Number sense (Math 5) 
Flash 
Tool 

[0]

Compare number size and place the greater or less than sign in the correct place. Use your choice of three levels of numbers to 100, 1000, or to 10000.
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El cifrado de César

Number sense (Math 5) 
Java Applet 
Tool 

[0]

Los estudiantes practican aritmética sencilla codificando y decodificando mensajes mediante un cifrado afín.
versión en inglés
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El cifrado de César II

Number sense (Math 5) 
Java Applet 
Tool 

[0]

Los estudiantes practican aritmética sencilla codificando y decodificando mensajes para determinar la forma de un cifrado afín.
versión en inglés
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