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Topic (Course) 
Technology 
Type 
$? 
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Cutouts, Nets

Platonic solids (Math 7) 
Java Applet 
Tool 

[18]

Dynamic net for constructing Platonic solids. Slider adjusts from flat to solid; it is interesting to see the shapes materialize from the flat nets.
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Tomography Game

Platonic solids (Math 7) 
Java Applet 
Tool 

[4]

This game challenges you to identify a threedimensional object based only on its intersections with a plane. The height of this plane can be changed using a slider control. This simulation of a compu...
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Platonic Solids  Slicing

Platonic solids (Math 7) 
Java Applet 
Tool 

[2]

This virtual manipulative displays a platonic solid on the left and the outline of a plane that slices through it on the right.
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Studying Polyhedra

Platonic solids (Math 7) 
Java Applet 
Tool 

[1]

What is a polyhedron? A definition and a Java applet to help in exploring the five regular polyhedra to find how many faces and vertices each has, and what polygons make up the faces. Also links to a ...
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Platonic Solids

Platonic solids (Math 7) 
Java Applet 
Tool 

[1]

This virtual manipulative allows you to display, rotate, and resize Platonic solids. It also allows you to select vertices, edges, and faces, and show that the number of vertices minus the number of e...
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Tomography Game: Practice

Platonic solids (Math 7) 
Java Applet 
Tool 

[1]

A practice area to review or learn to identify the categories and their objects that can appear in the Tomography Game.
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Poly

Platonic solids (Math 7) 
Computer 
Tool 

[5]

Poly is a shareware program for exploring and constructing polyhedra. With Poly, you can manipulate polyhedral solids on the computer in a variety of ways. Flattened versions (nets) of polyhedra may b...
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A Plethora of Polyhedra

Platonic solids (Math 7) 
Java Applet 
Tool 

[4]

This is a free JAVA applet that helps users to study spatial geometry in a dynamic and interactive way. Using it, the user can rotate, zoom out, zoom in and translate a plethora of polyhedra. Moreover...
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Stella4D

Platonic solids (Math 7) 
Computer 
Tool 
$ 
[0]

Stella4D allows you to create and view 3D polyhedra and 4D polytopes. Hundreds provided (Platonic, Archimedean, KeplerPoinsot & all other uniform polyhedra, Johnson Solids, Stewart toroids, compo...
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Great Stella

Platonic solids (Math 7) 
Computer 
Tool 
$ 
[0]

Great Stella allows you to view 3D polyhedra. Hundreds provided (Platonic, Archimedean, KeplerPoinsot & all other uniform polyhedra, Johnson Solids, Stewart toroids, compounds, geodesics, etc.). R...
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Small Stella

Platonic solids (Math 7) 
Computer 
Tool 
$ 
[0]

Small Stella is the ideal entrylevel polyhedron program for schools or anyone interested in geometry, with hundreds of polyhedra provided. Print out the nets required to build your own paper model...
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Platonic Solids  Duals

Platonic solids (Math 7) 
Java Applet 
Tool 

[0]

With this applet it can be seen that a platonic dual is two platonic solids, one placed inside the other. The vertices of the inner platonic solid are the center points of each of the surfaces of the ...
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