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Topic (Course) 
Technology 
Type 
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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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El cifrado de César III

Number sense (Math 5) 
Java Applet 
Tool 

[0]

Los estudiantes practican sus habilidades matemáticas y de razonamiento mediante la decodificación de mensajes para determinar la forma de un cifrado afín.
versión en inglés
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HandsOn Math: Graph Cubes

Number sense (Math 5) 
iPad 
Tool 
$ 
[0]

Use simple gestures to drag and drop blocks, placing them in columns to build bar graphs. The author and designer coined the term "artificially intelligent math manipulative" to describe how using the...
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Number Base Clocks

Number sense (Math 5) 
Java Applet 
Tool 

[0]

Visually explore counting and place value with different number bases, from base 2 to base 16, and up to the hundreds place using a clock like interface. The activity also allows you to look at the nu...
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Resources for Interactive Whit...

Number sense (Math 5) 
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 5) 
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 5) 
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 5) 
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 5) 
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 5) 
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 6) 
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 6) 
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 6) 
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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Colour Calculator Information ...

Number sense (Math 6) 
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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Play with Frogs Information fo...

Number sense (Math 6) 
Computer 
Lesson Plan 

[1]

Suggestions of question prompts to provide students as they use Play with Frogs, one of the Alive Maths microworlds.
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Classroom narrative: Frogs

Number sense (Math 6) 
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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Clocks and Modular Arithmetic ...

Number sense (Math 6) 
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 6) 
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 6) 
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 6) 
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 6) 
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 6) 
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 6) 
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 6) 
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

Number sense (Math 6) 
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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