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Resource Name |
Topic (Course) |
Technology |
Type |
$? |
Rating |
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Building Houses with Side View...
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2D pictures of 3D solids (Geometry)+ |
Java Applet |
Tool |
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[20]
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This provides a visualization challenge. Front, right, and top views, and the number of blocks used, are shown; user constructs a block figure (dynamic, perspective drawing) to match (10 different fi...
More: lessons, discussions, ratings, reviews,...
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Cutouts, Nets
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Regular polyhedra (Geometry)+ |
Java Applet |
Tool |
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[17]
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Dynamic net for constructing Platonic solids. Slider adjusts from flat to solid; it is interesting to see the shapes materialize from the flat nets.
More: lessons, discussions, ratings, reviews,...
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Geoboard
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Polygons (Geometry) |
Java Applet |
Tool |
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[14]
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Investigate, describe, and reason about the results of subdividing, combining, and transforming shapes using models and representations. Develop, understand, and use formulas to find the perimeter an...
More: lessons, discussions, ratings, reviews,...
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Building Houses
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2D pictures of 3D solids (Geometry)+ |
Java Applet |
Tool |
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[8]
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Provides a "building pad" for constructing block houses. Building pad is dynamic; top, front, and side views of constructed objects are shown.
More: lessons, discussions, ratings, reviews,...
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Poly
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Pyramids (Geometry)+ |
Computer |
Tool |
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[4]
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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...
More: lessons, discussions, ratings, reviews,...
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Types of Triangles
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Isosceles (Geometry)+ |
Java Applet |
Tool |
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[4]
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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, ...
More: lessons, discussions, ratings, reviews,...
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Cubes
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Volume (Geometry) |
Java Applet |
Tool |
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[4]
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The volume of a box can be determined by using this applet to manipulate and enumerate unit cubes, rows of unit cubes, or layers of unit cubes.
More: lessons, discussions, ratings, reviews,...
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Tomography Game
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Perimeter, area, and volume (Geometry)+ |
Java Applet |
Tool |
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[4]
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This game challenges you to identify a three-dimensional 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...
More: lessons, discussions, ratings, reviews,...
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Colouring Sides 2
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2D pictures of 3D solids (Geometry)+ |
Java Applet |
Tool |
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[3]
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Eight 3-d objects are shown in perspective and orthographic views. Some faces in the orthographic views are colored; user colors appropriate faces in the perspective view. Twenty variations shown, w...
More: lessons, discussions, ratings, reviews,...
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Fill and Pour
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Cylinders (Geometry)+ |
Java Applet |
Tool |
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[3]
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Fill a glass with the requested amount of liquid by filling, emptying, and pouring between it and a second container. Click the "New Problem" button to generate new parameters; "Challenge" creates con...
More: lessons, discussions, ratings, reviews,...
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Area and perimeter of a trapez...
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Coordinate geometry (Geometry)+ |
Flash |
Activity |
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[2]
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An interactive applet and associated web page showing how to find the area and perimeter of a trapezoid
from the coordinates of its vertices. The trapezoid can be either parallel to the axes o...
More: lessons, discussions, ratings, reviews,...
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Printable compass / straighted...
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Straightedge and compass (Geometry) |
Flash |
Activity |
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[2]
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A web page that contains a list of 35 printable worksheets for compass and straightedge constructions.
Each printable sheet has 2 or 3 problems and links back to the pages interactively explaining th...
More: lessons, discussions, ratings, reviews,...
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Right Triangle Geometry
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Right (Geometry)+ |
Java Applet |
Activity |
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[2]
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This eModule presents real-world problems that motivate students to work with right triangle geometry. Interactive worksheets and diagrams with feedback help students learn to solve for unknown angles...
More: lessons, discussions, ratings, reviews,...
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History of Geometry
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History of geometry (Geometry) |
Computer |
Support Material |
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[2]
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This is a brief history of geometry by general topics (e.g. coordinate geometry).
More: lessons, discussions, ratings, reviews,...
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Euclid's Elements, Book I, Def...
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Line (Geometry) |
Computer |
Support Material |
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[2]
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Gives Euclid's original definition of a straight line and then examines the definition's validity and durability.
More: lessons, discussions, ratings, reviews,...
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GeoGebra
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General (Geometry) |
Computer |
Tool |
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[2]
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GeoGebra is a free and multi-platform dynamic mathematics software for schools that joins geometry, algebra and calculus. On the one hand, GeoGebra is a dynamic geometry system. You can do construc...
More: lessons, discussions, ratings, reviews,...
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Kali
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Transformations and symmetry (Geometry) |
Computer |
Tool |
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[2]
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Kali lets you draw symmetrical patterns based on any of the 17 tiling groups. Even the youngest children enjoy Kali. In particular, Kali does not assume the user knows how to read.
Older ...
More: lessons, discussions, ratings, reviews,...
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Identify These Quadrilaterals
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Quadrilaterals (Geometry) |
Java Applet |
Tool |
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[2]
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This applet asks you to determine the types of quadrilaterals illustrated.
More: lessons, discussions, ratings, reviews,...
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Proof Without Words: Completin...
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Logic and proof (Geometry) |
Java Applet |
Tool |
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[2]
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Carry out an interactive, geometric "proof without words" for the algebraic technique of completing the square.
More: lessons, discussions, ratings, reviews,...
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Construct a 45° angle with ...
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Angles (Geometry)+ |
Java Applet |
Tool |
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[2]
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An interactive applet and associated web page that show how to construct a 45° angle with a compass and straightedge.
The animation can be single-stepped or run as a continuous movie.
...
More: lessons, discussions, ratings, reviews,...
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A Plethora of Polyhedra
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Pyramids (Geometry)+ |
Java Applet |
Tool |
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[2]
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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...
More: lessons, discussions, ratings, reviews,...
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Function Grapher Applet
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Cartesian plane (Geometry) |
Java Applet |
Tool |
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[2]
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With this one-variable function grapher applet and function evaluator, users can rotate axis/axes, change scale, and translate by using mouse or by entering data. The web site also contains informatio...
More: lessons, discussions, ratings, reviews,...
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eNLVM - Interactive Online Mat...
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General (Geometry) |
Java Applet |
Tool |
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[2]
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The eNLVM enhances the applets available through the National Library of Virtual Manipulatives (NLVM). It allows teachers to embed applets in lessons, make up questions to which students can submit an...
More: lessons, discussions, ratings, reviews,...
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Rotating Houses
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2D pictures of 3D solids (Geometry) |
Java Applet |
Tool |
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[2]
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Students are presented with a 3-d figure created with blocks that can be rotated and flipped using a mouse. The figure must be rotated until it matches a 2-d representation of one of the views. There ...
More: lessons, discussions, ratings, reviews,...
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Tessellations
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Tessellations (Geometry) |
Java Applet |
Tool |
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[2]
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Using this virtual manipulative you may: add a block to the workspace; rotate a block; change the color of a block; remove a block; group blocks; zoom in/out
More: lessons, discussions, ratings, reviews,...
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