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Resource Name 
Topic (Course) 
Technology 
Type 
$? 
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Types of Triangles

Classify geometric objects (Math 4) 
Java Applet 
Activity 

[2]

This activity is available in Word, PDF, or HTML format and at two different levels (an introduction to types of triangles, and a more advanced version). Students use a GSP sketch or interactive web ...
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Polygons

Classify geometric objects (Math 4) 
Java Applet 
Lesson Plan 

[0]

This lesson has online resources that teach basic concepts about polygons.
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PolygonBased Words

Classify geometric objects (Math 4) 
Computer 
Support Material 

[0]

Provides interesting words that contain the names of polygons.
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The Names of Polygons

Classify geometric objects (Math 4) 
Computer 
Support Material 

[0]

Provides the names of the different polygons.
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Rectangles Dialogue

Classify geometric objects (Math 4) 
Java Applet 
Support Material 

[0]

Introduces students to rectangles and squares and defines the characteristics necessary to determine each shape.
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Trapezoids Dialogue

Classify geometric objects (Math 4) 
Java Applet 
Support Material 

[0]

Introduces students to trapezoids and isosceles trapezoids and defines the characteristics necessary to determine each shape.
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Polygon Sort

Classify geometric objects (Math 4) 
Flash 
Tool 

[0]

Sort these polygons using a Carroll diagram. Watch them bounce back if you put them in the wrong location.
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Triangle Sort

Classify geometric objects (Math 4) 
Flash 
Tool 

[3]

Learn about triangle properties before sorting them in different Venn diagrams.
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Attribute Blocks

Classify geometric objects (Math 4) 
Java Applet 
Tool 

[1]

Learn color, shape, and size concepts by sorting blocks.
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Exploring Properties of Rectan...

Classify geometric objects (Math 4) 
Java Applet 
Tool 

[0]

Students manipulate a rectangle and a parallelogram in this applet to explore their respective properties. The surrounding page gives teachers some ideas of reflection questions to ask their students,...
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Types of Triangles

Classify geometric objects (Math 4) 
Java Applet 
Tool 

[4]

This JavaSketchpad applet accompanies the tPoW, Types of Triangles. Students are able to drag and manipulate four triangles and by noticing what happens they classify the triangles as either scalene, ...
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Types of Triangles

Classify geometric objects (Math 4) 
Sketchpad 
Tool 

[0]

This Sketchpad sketch accompanies the tPoW, Types of Triangles. Students are able to drag and manipulate four triangles and by noticing what happens they classify the triangles as either scalene, isos...
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Tipos de Triángulos

Classify geometric objects (Math 4) 
Sketchpad 
Technology PoW 

[0]

Los estudiantes utilizan un dibujo de GSP o una página interactiva de la red para arrastrar y manipular cuatro triángulos: uno isósceles, uno agudo, uno equiángulo, y otro recto.
versión ...
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Types of Triangles

Classify geometric objects (Math 4) 
Sketchpad 
Technology PoW 

[3]

Students use a GSP sketch or an interactive web page to drag and manipulate four triangles. They identify one of each type: scalene, isosceles, equilateral, and right.
NOTE: A free...
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A Fractals Unit for Elementary...

Fractals (Math 4) 
Computer 
Activity 

[1]

A teaching unit on fractals for students and teachers in grades 4 to 8, that adults are free to enjoy, designed to introduce students to fractals and the underlying mathematics. It focuses on fractals...
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Fractals: Koch Snowflake

Fractals (Math 4) 
Java Applet 
Activity 

[1]

This activity shows how to make the Koch Snowflake fractal handson, stepbystep by using triangle grid paper which is provided.
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Fractals: Sierpinski Triangle

Fractals (Math 4) 
Java Applet 
Activity 

[1]

This activity shows how to make a Sierpinski Triangle handson, stepbystep by using triangle grid paper which is provided.
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Fractal Tool

Fractals (Math 4) 
Computer 
Tool 

[0]

Play with shapes that grow, shrink, and change over several stages. Explore selfsimilarity and patterns in fractal measurements. Can you see how these shapes are fractals?
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Fractals  Iterative

Fractals (Math 4) 
Java Applet 
Tool 

[0]

Generate six different fractals.
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Fractals  Koch and Sierpinski

Fractals (Math 4) 
Java Applet 
Tool 

[0]

Koch's curve is the boundary of the Koch Snowflake obtained by beginning with an equilateral triangle, removing the middle third of each side and replacing it with two sides of a smaller triangle, and...
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Fractals  Mandelbrot and Juli...

Fractals (Math 4) 
Java Applet 
Tool 

[0]

This virtual manipulative allows you to examine and experiment with the infinitely complex structure of Mandlebrot and Julia sets.
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Fractals  Polygon

Fractals (Math 4) 
Java Applet 
Tool 

[0]

Change the parameters to create a new fractal.
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Koch Snowflake: Java Version

Fractals (Math 4) 
Java Applet 
Tool 

[0]

Users will build the Koch Snowflake incrementally using a Java Applet.
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Studying Mandelbrot Fractals

Fractals (Math 4) 
Java Applet 
Tool 

[0]

What is a fractal? A definition and a Java applet to help in exploring the Mandelbrot set, redrawing small areas to fill the fractal screen and noticing how the images compare. Also links to other sit...
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The Sierpinski Triangle: Java ...

Fractals (Math 4) 
Java Applet 
Tool 

[0]

This activity shows how to make a Sierpinski Triangle stepbystep by using a Java applet.
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