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Resource Name Topic (Course) Technology Type \$? Rating Browsing: All Content Browse discussions Login to Subscribe / Save Results Colouring Sides 2 2D pictures of 3D solids (Geometry) Java Applet Tool [3] 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,... Cube Nets 2D pictures of 3D solids (Geometry) Computer Tool [0] A net is a two-dimensional figure that can be folded into a three-dimensional object. Which of the nets below will form a cube? More: lessons, discussions, ratings, reviews,... Cutouts, Nets 2D pictures of 3D solids (Geometry) 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. More: lessons, discussions, ratings, reviews,... Great Stella 2D pictures of 3D solids (Geometry) Computer Tool \$ [0] Great Stella allows you to view 3D polyhedra. Hundreds provided (Platonic, Archimedean, Kepler-Poinsot & all other uniform polyhedra, Johnson Solids, Stewart toroids, compounds, geodesics, etc.). R... More: lessons, discussions, ratings, reviews,... Guess The View 2D pictures of 3D solids (Geometry) Java Applet Tool [6] Students are given a 3-d view of an object, and then given a 2-d view of the object. Students must choose which of 6 views is being displayed from a list including front view, right side view, left si... More: lessons, discussions, ratings, reviews,... K3DSurf for 3D Mathematic draw... 2D pictures of 3D solids (Geometry) Computer Tool [1] K3DSurf is a program to visualize and manipulate mathematical models in three, four, five and six dimensions. More: lessons, discussions, ratings, reviews,... Lathe 2D pictures of 3D solids (Geometry) Java Applet Tool [4] Student draws top half of outline; a solid of rotation (horizontal axis) is produced (shown in perspective, dynamic). More: lessons, discussions, ratings, reviews,... Out of the Box 2D pictures of 3D solids (Geometry) Java Applet Tool [1] The Java applet simulates a piece of paper that is 9 inches by 9 inches long. Dragging the slider will show how much of the paper's corners will be cut. Clicking on "Save Values" will save the valu... More: lessons, discussions, ratings, reviews,... Parametric Surfaces (3-D Graph... 2D pictures of 3D solids (Geometry) Java Applet Tool [1] Graphs surfaces in three dimensions specified parametrically, as x=f(s,t), y=g(s,t), and z=h(s,t), with parameters s and t. More: lessons, discussions, ratings, reviews,... Platonic Solids 2D pictures of 3D solids (Geometry) 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... More: lessons, discussions, ratings, reviews,... Platonic Solids - Duals 2D pictures of 3D solids (Geometry) 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 ... More: lessons, discussions, ratings, reviews,... Platonic Solids - Slicing 2D pictures of 3D solids (Geometry) 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. More: lessons, discussions, ratings, reviews,... Plot Plans and Silhouettes 2D pictures of 3D solids (Geometry) Java Applet Tool [0] Visualization activity; given front and side views, devise a workable top view (with heights). Instructions and discussion built in. More: lessons, discussions, ratings, reviews,... Poly 2D pictures of 3D solids (Geometry) 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... More: lessons, discussions, ratings, reviews,... Properties of a cube - Math Op... 2D pictures of 3D solids (Geometry) Flash Tool [0] An interactive applet and associated web page that demonstrate the properties of a cube. A 3-D cube is shown in the applet which can be interactively manipulated using the mouse. R... More: lessons, discussions, ratings, reviews,... Rotating Houses 2D pictures of 3D solids (Geometry) Java Applet Tool [2] 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,... Small Stella 2D pictures of 3D solids (Geometry) Computer Tool \$ [0] Small Stella is the ideal entry-level 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... More: lessons, discussions, ratings, reviews,... Space Blocks 2D pictures of 3D solids (Geometry) Java Applet Tool [1] Create and discover patterns using three dimensional blocks. More: lessons, discussions, ratings, reviews,... Space Blocks (tPoW version) 2D pictures of 3D solids (Geometry) Java Applet Tool [3] Manipulate the three-dimensional blocks to think about what the arrangement looks like from a front, side, and/or back view. Visualize a two-dimensional representation in a three-dimensional environme... More: lessons, discussions, ratings, reviews,... Stella4D 2D pictures of 3D solids (Geometry) Computer Tool \$ [0] Stella4D allows you to create and view 3D polyhedra and 4D polytopes. Hundreds provided (Platonic, Archimedean, Kepler-Poinsot & all other uniform polyhedra, Johnson Solids, Stewart toroids, compo... More: lessons, discussions, ratings, reviews,... Volume inside a cube - Math Op... 2D pictures of 3D solids (Geometry) Java Applet Tool [0] An interactive applet and associated web page that demonstrate the volume of a cube. A cube is shown where the edge length can be changed by dragging. The volume is continuously recalculated ... More: lessons, discussions, ratings, reviews,... Volume inside a cylinder - Ma... 2D pictures of 3D solids (Geometry) Java Applet Tool [0] An interactive applet and associated web page that demonstrate the volume of a cylinder. A cylinder is shown where the height and radius can both be changed by dragging. The volume is continu... More: lessons, discussions, ratings, reviews,... iCrosss 2D pictures of 3D solids (Geometry) Mobile Device Tool \$ [0] iCrosss allows you to build a cross-section of each available polyhedra by your defined plane. The plane can be defined by three points (taps) on polyhedron faces. The application supports regular pol... More: lessons, discussions, ratings, reviews,... Building a House 2D pictures of 3D solids (Geometry) Java Applet Technology PoW [3] Use a Java applet from the Freudenthal Institute to help find the largest number of cubes and the smallest number of cubes to make the house pictured in the problem. NOTE: A free l... More: lessons, discussions, ratings, reviews,... How Many Cubes? 2D pictures of 3D solids (Geometry) Java Applet Technology PoW [5] Given the front view and side view of an arrangement of cubes, students are asked for the largest number of cubes that could have been used to make the arrangement, as well as the smallest number poss... 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